// Pillar II
Bubble hash, dry sift, solvent vs solventless, live resin, rosin, and full melt grading — the craft of separating trichomes from plant.
Ice water extraction using mesh bags (Bubble Bags) to separate trichome gland heads. Achieves 98-99% purity. The gold standard of solventless extraction.
Ep. 001
Mechanically separated trichome heads using screens. The oldest form of hash making, practised for centuries across Morocco, Afghanistan, and Lebanon.
Ep. 001
The gold standard of hash quality. Pure trichome heads that melt completely and cleanly when heat is applied, leaving no residue.
Ep. 001
Bubbleman's rule for assessing dry sift quality under a microscope. Trichome heads look like grapes. Plant debris looks like worms. Keep the grapes.
Ep. 001
Non-glandular plant debris mixed with trichome heads. Under magnification, appears as irregular "worms" versus the round "grapes" of intact gland heads.
Ep. 001
Screen mesh density measurement. Counterintuitive: higher LPI = smaller openings. 90 LPI = 180 microns, 60 LPI = 250 microns.
Ep. 002
60 LPI work screen over 90 LPI collection screen with a gap between. A practical technique for improving dry sift quality at home.
Ep. 002
Cannabis frozen immediately after harvest to preserve trichomes and terpenes. Standard starting material for live resin and high-quality bubble hash.
Ep. 003
Collecting only trichome heads from the first gentle screen pass. Highest purity, lowest yield. The purest expression of dry sift technique.
Ep. 005
Working material across screens at 3-9°C to separate trichome heads. Cold makes stalks brittle for clean separation. Named after the textile process.
Ep. 005
Terpene-rich full melt hash. Lab tested at 84% THC + 10-13% terpenes — approximately 95% active compounds with virtually no contaminant.
Ep. 005
Dry sifting fresh frozen material. Marketed as premium but controversial — often a shortcut that avoids the lengthy drying process proper dry sift requires.
Ep. 010
Concentrate from fresh-frozen material preserving volatile monoterpenes lost during drying. Captures the plant's living terpene profile for maximum flavour.
Ep. 013
An extraction philosophy preserving the complete cannabinoid, terpene, and flavonoid profile — the entourage effect in practice, not isolate chemistry.
Ep. 014
Removing moisture through sublimation under vacuum, preserving terpenes.
Ep. 021
Solventless extraction using heat and pressure to squeeze resin onto parchment or PTFE.
Ep. 025
Rosin pressed directly from whole cannabis flower buds, yielding 8–18%.
Ep. 025
Rosin pressed from pre-made bubble hash or dry sift for a cleaner product.
Ep. 027
Polytetrafluoroethylene non-stick surface for collecting rosin.
Ep. 025
A PTFE surface that spreads heat for lower-temperature rosin collection.
Ep. 027
Refinement using electrical charge differences between trichomes and contaminant.
Ep. 021
Hash oil extracted using d-limonene — a food-grade citrus terpene. Non-toxic, non-pressurised alternative to butane. Pioneered by Horatio Delbert.
Ep. 002
Ethanol removes lipids completely from extract. Unlike dewaxing, lipids cannot redissolve. The definitive lipid removal process.
Ep. 008
Temperature and filtration to crash out waxes — only a partial removal process. Often confused with winterization but fundamentally different.
Ep. 008
Extraction using carbon dioxide under high pressure and temperature. Non-polar, so it pulls fewer lipids than butane. Temperature and pressure control output form.
Ep. 018
Largest glandular trichome type with a distinct stalk and bulbous head. The primary target for hash making due to highest cannabinoid concentration.
Ep. 001
Medium-sized glandular trichomes with a short stalk. Less productive than capitate-stalked for hash making but still contain active compounds.
Ep. 006
Smallest glandular trichome type, stalkless with waxy resin. Not suitable for smoking but useful for topicals and edibles.
Ep. 006
Breaking up wet bubble hash with a microplane grater for even drying. Hold frozen peas to keep hands cold. A critical step before the months-long drying process.
Ep. 006
Properly dried hash clicks when dropped on a hard surface. The simple, tool-free quality test. Drying is the #1 factor in hash quality.
Ep. 010
Hash changing from glassy to butter-like consistency over time. Not just moisture — occurs in bone-dry dry sift too. Coined by Skunkman Sam and Clarke.
Ep. 016
A dabbing technique from glass-blowing: heat the nail, let it cool, apply concentrate in the ideal temperature range. Maximum terpene preservation, zero char.
Ep. 018
Dutch UV-C system that kills surface powdery mildew on contact. Used in Austrian operations processing 30,000+ clones weekly. Does not work on internal botrytis.
Ep. 018
A highly purified cannabis extract produced through fractional distillation, typically yielding 90-99% pure cannabinoids (usually THC or CBD).
Ep. 031
The residual chemical signature or molecular alteration left behind by a particular extraction process.
Ep. 031
The highest quality grade in the star rating system for water hash (bubble hash), indicating full-melt quality.
Ep. 031
A traditional hand-curing method for dry sift hash where a pressed piece is carried in a trouser pocket throughout the day, using body heat and gentle pressure to slowly cure and condition the hash.
Ep. 031
Terpenes extracted from cannabis through steam distillation, as distinct from terpenes naturally present in the whole plant resin.
Ep. 031
A purification technique that separates compounds in a mixture by exploiting differences in their boiling points under vacuum.
Ep. 031
An informal quality designation sometimes used to describe dry sift that exceeds the traditional six-star full-melt rating.
Ep. 032
Mesh screen bags (typically 25-160 micron) used to contain starting material during rosin pressing.
Ep. 032
The process of separating tetrahydrocannabinolic acid (THCA) from other cannabinoids and plant compounds to produce a high-purity crystalline or powdery product.
Ep. 033
A solvent system that combines two or more different solvents (e.g., butane blended with propane, or CO2 with ethanol) to optimize extraction selectivity and efficacy.
Ep. 033
An early form of high-purity THCA concentrate produced by extensively purging BHO (butane hash oil) at low temperatures until it transforms into a dry, powdery or rocky consistency.
Ep. 033
A solvent extraction method using hexane, a non-polar hydrocarbon solvent, to dissolve and strip cannabinoids and terpenes from cannabis plant material.
Ep. 033
A synthetic sapphire dish that fits inside a titanium dabbing nail, providing a chemically inert, thermally stable surface for vaporizing concentrates.
Ep. 040
A dome-shaped tool placed over a heated dabbing nail to restrict airflow and lower the air pressure inside the nail chamber.
Ep. 040
A dabbing technique where concentrates are vaporized at temperatures between 350-450 degrees Fahrenheit rather than the higher temperatures (600+) used in traditional dabbing.
Ep. 040
A cannabis concentrate company that was among the first to produce commercially packaged solvent-free rosin products. They pioneered printed packaging specifically labeled for rosin.
Ep. 040
A simple, food-safe method extracting cannabinoids by infusing decarboxylated cannabis into coconut oil, which serves as a lipid carrier due to high saturated fat content and bioavailability.
Ep. 041
The practice of pressing rosin live at cannabis events, where vendors press fresh nugs or hash for attendees to sample on the spot.
Ep. 043
Rosin produced from full-melt bubble hash pressed at controlled low temperatures, resulting in a flowing consistency. Name reflects liquid-like viscosity at room temperature.
Ep. 043
A heated-plate rosin press featuring dual PID-controlled heating elements on 5x5-inch plates for solventless extraction.
Ep. 046
Technique where cannabis flower is wrapped in mesh screen rolled into a tube, sealed at both ends, before rosin pressing.
Ep. 046
The moisture level in cannabis material being rosin-pressed, which critically affects yield and quality because rosin pressing is fundamentally a hot steam extraction.
Ep. 046
Percentage of rosin returned relative to input material weight, varying dramatically by source material quality.
Ep. 046
Distinction between ordinary dab reclaim and sublimate oil produced by a Sublimator device, which retains full terpene flavor.
Ep. 047
Laboratory analysis of water hash for microbial contaminants including aspergillus and fusarium spore counts, which can be elevated even in visually clean hash.
Ep. 048
Heavy petroleum distillates found as residual contaminants in BHO, discovered when closed-loop extractions revealed clear, toxic residue after butane recovery.
Ep. 050
Classification system for industrial solvents based on contaminant levels, from food grade (99.9%) up to SFE grade and research grade (99.99%+).
Ep. 050
Analytical laboratory testing of cannabis extracts to detect and quantify leftover solvents and petroleum distillates, measured in parts per million.
Ep. 050
Presence of toluene, a toxic aromatic hydrocarbon with ~400°F boiling point, as contaminant in butane-extracted cannabis concentrates.
Ep. 050
Extraction principle that solvents can be removed by heating above their boiling point, which works for primary solvent but fails for higher-boiling-point contaminants.
Ep. 050
Solvent extraction system where solvent is contained, recovered, and recycled within sealed apparatus, preventing atmospheric release.
Ep. 050
The traditional method of drying bubble hash by spreading it on racks or cardboard at controlled cool temperatures just above freezing, allowing trichome heads to naturally congeal and residual…
Ep. 210
Approach to producing quality solventless hash with minimal equipment investment, using basic tools like buckets, cake mixers, and bubble bags rather than expensive commercial equipment.
Ep. 210
A post-processing technique where hash or rosin is allowed to cure at controlled room temperature in sealed containers, allowing terpenes to separate and reincorporate, changing the consistency from…
Ep. 210
The temperature of the heated shelves inside a freeze dryer that drives sublimation.
Ep. 210
The practice of carefully controlling the ratio of water to hash in freeze dryer trays.
Ep. 210
The tendency of trichome resin to become sticky, oily, and lose its dry sandy texture during hash washing or processing when exposed to warmer temperatures.
Ep. 210
A trichome head characteristic where resin is sticky and oily rather than dry and sandy, requiring colder wash temperatures and faster processing but sometimes producing exceptional hash despite…
Ep. 210
The manual method of agitating cannabis material in ice water using hand stirring or spinning rather than mechanical washing machines, considered by traditionalists to produce gentler extraction and…
Ep. 210
A consumer-grade freeze dryer widely adopted by the solventless hash community for drying bubble hash.
Ep. 210
A precision vaporizer device that allows extremely fine temperature control, enabling users to taste distinct aromatic volatile compounds at different temperature settings as they 'climb the ladder'…
Ep. 210
A small-scale hash yield testing method using a jar to agitate and separate trichomes, considered by some processors to be an unreliable predictor of actual yield at production scale.
Ep. 210
A professional laboratory-grade freeze dryer used by high-end hash producers.
Ep. 210
The scientific term for freeze drying, a dehydration process that uses vacuum and sub-zero temperatures to sublimate water from frozen material.
Ep. 210
The practice of separating bubble hash through multiple mesh screens of decreasing micron sizes (e.g.
Ep. 210
A 30-gallon compact hand-washing machine for bubble hash extraction made by Utemp Industries, designed as a smaller alternative to full-size washing systems while maintaining bottom agitation and…
Ep. 210
The transfer of unwanted chemicals from parchment paper into rosin during the heat-and-pressure extraction process, including silicone coatings, plasticizers, inks, and chromium compounds from quilon…
Ep. 210
A cured hash consistency originating from Uncle's Farm in Barcelona, where fresh-frozen bubble hash is cured at room temperature in sealed containers, causing terpenes to grease out and create a…
Ep. 210
An expanded range of hash washing bags by BrashNovo offering granular micron sizes (25, 40, 60, 80, 90, 100, 110, 120, 140, 150, 160, 180, 220, 250) for more precise trichome separation and…
Ep. 210
Hash and rosin products made from type-three (high-CBD, low-THC) hemp cultivars using solventless extraction methods.
Ep. 210
Terpenes extracted directly from cannabis plants, as opposed to terpenes sourced from other botanical sources like citrus fruits or trees. While the individual terpene molecules (e.g.
Ep. 056
The process of separating and classifying dry-sifted trichomes by quality grade, typically using multiple screens of decreasing mesh size.
Ep. 051
A comparison of two starting material preparation methods for hash production.
Ep. 051
The process of aging hash over extended periods (months to decades) to allow chemical transformations in the terpene and cannabinoid profile.
Ep. 051
A taxonomic distinction between hash (mechanically separated trichome resin, using no solvents — only water, air, heat, or pressure) and oil (extracts produced using chemical solvents like butane,…
Ep. 053
The process of removing plant lipids (waxes, fats) from cannabis extracts, typically through winterization (dissolving in ethanol and freezing) or other filtration methods.
Ep. 052
The residual water trapped within the wax membrane of fresh-frozen cannabis trichome heads that can cause hash to butter out during processing.
Ep. 056
The risk of chemical contamination when using parchment paper for rosin pressing.
Ep. 054
The historical account of the Pollinator, an early commercial dry sift tumbler device that was one of the first purpose-built tools for mechanical trichome separation, predating the widespread…
Ep. 057
The development and refinement of specialized mesh bags for rosin pressing, improving yield and purity by containing plant material while allowing trichome-rich resin to flow through under heat and…
Ep. 058
A technique for converting solventless hash oil (SHO/rosin) into a butter-like consistency without mechanical whipping.
Ep. 056
A dabbing surface insert made from silicon carbide (SiC), a synthetic crystalline compound known for excellent heat retention and even heat distribution.
Ep. 056
The phenomenon where cannabis concentrates, particularly terpene-rich extracts, are absorbed into or chemically interact with silicone storage containers.
Ep. 054
The practice of adding terpene-rich extracts back into pressed rosin to enhance flavor, consistency, and effect.
Ep. 057
The process of reintroducing steam-distilled or otherwise separated cannabis terpenes back into rosin or hash oil to create a terpene-enriched concentrate.
Ep. 056
A method of drying hash using a vacuum chamber to reduce pressure and lower the boiling point of water, allowing moisture to be removed at lower temperatures.
Ep. 053
The historical development of water-based hashish extraction, involving the use of ice water and filtration to separate trichome heads from plant material.
Ep. 057
Medicated chocolates made by infusing coconut oil with cannabis and incorporating it into chocolate confections.
Ep. 066
A method of processing fresh-frozen cannabis through a freeze dryer so that the output resembles dry sift in appearance and consistency, combining the terpene preservation of fresh-frozen with the…
Ep. 061
The gap between what most cannabis consumers believe constitutes high-quality full melt hash versus what truly premium full melt actually is.
Ep. 065
The distinctive lemony terpene profile of the Golden Goat cannabis strain, highly regarded for its flavor when used to infuse hash rosin dabs.
Ep. 070
A refined cannabis concentrate with a golden, honey-like color and transparency, representing the highest quality in the traditional hierarchy of cannabis oil (dark -> green -> red cherry -> honey).
Ep. 062
A hash product created by mixing butane hash oil with non-melty bubble hash to improve its consistency and melt quality.
Ep. 062
An ancient extraction method from the Islamic world (documented as early as the 11th century) where cannabis or hash is boiled in water and the oil droplets that separate and float to the surface are…
Ep. 062
The practice of sterilizing or treating the water used in the water hash extraction process before use, using agents like hydrogen peroxide, to reduce microbial contamination in the final product.
Ep. 064
The practice of mixing water hash or other concentrates from different cannabis strains to create new terpene profile combinations and modulate the overall psychoactive effect.
Ep. 072
Water hash made from the Tangie cannabis strain, noted for retaining its distinctive citrus-forward terpene profile through the washing process and producing exceptional flavor even as a solventless…
Ep. 072
A notable hash entry or product made from fresh-frozen Platinum Cookies cannabis, highlighted as an example of premium solventless extraction from an 'iced' (fresh frozen) starting material.
Ep. 072
Bubble hash made from the Strawberry Banana strain (a DNA Genetics variety), known for its exceptionally sweet, fruity aroma that translates remarkably well from flower through the water hash…
Ep. 072
A post-extraction purification process that produces nearly pure THCA crystals (diamonds) from cannabis extracts, discussed as producing higher purity than cannabinoid distillation and often paired…
Ep. 073
A water hash extraction machine created by Reinhardt Delp, first demonstrated at the Cannabis Cup in 1997. It was a precursor to modern bag-based water hash systems.
Ep. 074
The earliest known water-based cannabis resin separation method, developed by Sadu Sam around 1987.
Ep. 074
The original Bubble Bag configuration consisting of a 220 micron work bag, a 73 micron collection bag, and later a 25 micron bag.
Ep. 074
The phenomenon where hash collected in the 190 micron bag produces full-melt quality, indicating exceptionally large trichome heads from well-grown, hash-specific genetics.
Ep. 074
The process by which dry hash transitions from a powdery state to a glossy, greasy consistency as terpenes migrate and redistribute through the resin matrix during curing or warming.
Ep. 074
The ancient craft of pressing hash by hand or with tools, transforming loose resin into cohesive blocks or balls.
Ep. 074
The application of lyophilization (freeze drying) to freshly washed water hash, removing moisture through sublimation at low temperature and pressure to preserve terpenes and prevent oxidation.
Ep. 074
The chronological development of water-based hash extraction: Sadu Sam's method (1987) to Reinhardt Delp's Ice Cold Extractor (1997 Cannabis Cup) to Mila's Isolator bags (1998) to Bubbleman's Bubble…
Ep. 074
Creative applications for dry sift hash that does not achieve full-melt quality, including smoking in joints, pressing into rosin, cooking into edibles, or blending with flower.
Ep. 077
The debate in Jamaica over which extraction methods should be permitted, with solventless methods (water hash, dry sift, rosin) being more culturally accepted while hydrocarbon extractions (BHO, PHO)…
Ep. 077
The technique of pressing dried cannabis flower between heated plates to extract rosin, requiring no solvents and producing an immediately dabbable concentrate that retains the strain's full terpene…
Ep. 078
Oregon's 2016 regulatory framework that separated cannabis concentrates (mechanical/non-chemical methods like dry sift, bubble hash, and rosin) from extracts (chemical methods using hydrocarbons,…
Ep. 079
A regulatory distinction separating mechanically produced cannabis concentrates (using no chemical solvents) from chemically extracted products, first codified in Oregon law and later adopted by…
Ep. 079
An industrial safety classification for facilities handling flammable gases and vapors, required for legal hydrocarbon cannabis extraction to ensure explosion-proof electrical systems and proper…
Ep. 079
A cannabis concentrate brand known for producing high-quality bubble hash rosin using DNA Genetics material, mentioned frequently across Hash Church episodes as an example of premium solventless…
Ep. 080
The initial wash collection from 90-micron bubble hash bags, considered by many hashmakers to yield the highest quality full melt heads due to the optimal trichome head size captured in this range.
Ep. 080
A technique of re-introducing separated terpenes back into rosin or hash to create a terpene-rich, enhanced rosin product with dramatically increased volume and flavor.
Ep. 082
A discussion about whether concentrate makers on the West Coast used different micron bag sizes than traditional hash makers, with some reportedly not using the standard 90 micron screen.
Ep. 082
A low-temperature dabbing technique where a small quartz insert is loaded with concentrate and dropped into a pre-heated banger, allowing progressive heat exposure that activates terpenes at lower…
Ep. 083
A specialized glass piece designed for dabbing that features a large quartz tube with a bigger surface area, resembling a flute in shape, allowing for more controlled vaporization of concentrates.
Ep. 083
A dabbing technique and product line created by Mark McCoy involving specialized devices for taking massive, efficient dabs — named VIP rips.
Ep. 083
An electronic nail device used for dabbing concentrates, offering consistent temperature control compared to torch-heated methods.
Ep. 083
A commercial rosin press developed by Dan Lucas, designed for pressing hash and flower into solventless rosin concentrates using heat and pressure.
Ep. 085
A pneumatic rosin press that uses an air compressor to generate pressing force, known for high-quality rosin output from both flower and hash.
Ep. 085
The variation in rosin return percentages across different cannabis strains when pressed, with some strains naturally yielding significantly more than others.
Ep. 085
The origin of rosin pressing using repurposed T-shirt heat presses, which kickstarted the solventless rosin revolution before dedicated rosin presses existed.
Ep. 085
A technique where produced rosin is placed into a fine micron screen and re-pressed to filter out plant material and contaminants, yielding a cleaner, more refined product.
Ep. 086
The ongoing debate between cannabinoid distillate (a purified, terpene-stripped concentrate) and rosin (a solventless full-spectrum extract) regarding medical efficacy, flavor, and consumer…
Ep. 088
The 90-micron screen size emerged as a gold standard for premium bubble hash production, yielding the cleanest heads with optimal trichome gland capture while filtering out plant material.
Ep. 090
The 90 micron bag was a late addition to Bubbleman's bag kit lineup.
Ep. 091
Discussion about whether lighter or darker colored hash indicates superior quality.
Ep. 091
Hand-rubbed hash (charas) discussed as the most elemental form of cannabis extraction -- the direct physical interaction between human hands and living resin glands.
Ep. 091
A theory proposed by Fletcher (Archive) explaining why some high-terpene varieties fail to produce hash when washed or dry-sifted: certain terpenes have freezing points well below 32F/0C, so even in…
Ep. 094
The practice of requiring laboratory testing (residual solvents, microbial contamination, pesticides) for all entries in cannabis competitions before they can be included in judge kits.
Ep. 094
Tony Verzura's technique of creating solventless cannabis saps by modulating terpene-to-cannabinoid ratios without using any chemical solvents.
Ep. 096
The technique of blending high-potency cannabis extracts (like THCA isolate or crystalline) with flavorful Kush rosins in a one-to-one ratio to create a balanced dabbing experience combining strong…
Ep. 098
A butane hash oil (BHO) extraction method using a sealed, closed-loop system where butane solvent is recovered and recycled rather than vented to atmosphere.
Ep. 100
A solventless technique using liquid nitrogen (-196C) as a cryogenic medium to combine trichomes and oil, creating hash concentrates without chemical solvents.
Ep. 102
A specialized quartz attachment that holds terpenes, allowing them to slowly evaporate from low heat on a nail and pass through the inhale path, adding flavor to dab sessions without the harshness of…
Ep. 106
The process of purifying CBD into large, quartz-like crystals by exploiting the fact that decarboxylated CBD remains crystalline while decarboxylated THC does not, enabling separation through…
Ep. 108
A vacuum distillation technique using short distances between evaporation and condensation surfaces to separate cannabinoids from waxes, fats, and contaminants at reduced temperatures, producing…
Ep. 108
Bubbleman's pioneering technique of grating wet water hash into powder and drying it on thick cardboard (pizza boxes), which acts as a desiccant to wick moisture from the hash in humid Pacific…
Ep. 108
The commonly held negative perception of Moroccan hash in North America, often dismissed as low-quality, which can be completely changed by tasting properly made Moroccan product.
Ep. 108
Hash rosin produced by pressing 120-micron Congo (African landrace sativa) bubble hash, showcasing how rare genetics from the Congo region translate into exceptional solventless concentrates.
Ep. 108
The question of whether molecular distillation can effectively separate pesticide residues from cannabinoid distillate, and the critical importance of starting with clean input material.
Ep. 110
A technique for cleaning cannabis extracts by immersing them in liquid nitrogen until they shatter, then allowing them to warm up, which can help purify and clean up concentrate quality.
Ep. 110
Production metrics for dry sift hash making, measured in grams of trichome heads collected per pound of starting material.
Ep. 115
Hand-pressed hash balls made from dry sift trichomes with added botanical terpenes (such as red congolese terpenes and lemon), creating an enhanced aromatic and flavor experience.
Ep. 115
The industrial process of separating hemp fiber from the woody core (hurd) of the hemp stalk.
Ep. 117
The practice of pressing the same starting material at multiple different temperatures and times to compare flavor, consistency, and yield.
Ep. 118
Bubbleman's articulation of the qualitative difference between smoking rosin and traditional hashish.
Ep. 118
A dedicated extraction area at cannabis events (likely the Emerald Cup or similar California event circa 2016-2017) where multiple extraction companies displayed equipment and demonstrated techniques.
Ep. 118
The use of pentane as the primary solvent for precipitating CBD crystals from distillate.
Ep. 119
The practice of making hash at different micron grades (25-45u, 73-90u, 120u, 160u) then pressing each fraction separately through a rosin press, producing distinct oils with different terpene and…
Ep. 120
The distinctive qualities of 45-micron bubble hash, which consistently exhibits unique characteristics: very oily, highly flammable when lit, catches flame easily, and produces a particular…
Ep. 120
A cannabis extraction company active in the mid-2010s California scene, known for producing high-quality concentrate products.
Ep. 120
A solventless technique combining fresh-frozen starting material with dry sifting before pressing through a rosin press, capturing the volatile terpene profile of fresh plant material in a fully…
Ep. 120
A potent indica-dominant strain used for hash production, demonstrated by Bubbleman as 25 micron bubble hash squished into rosin and then dipped into lemon tree terpenes for enhanced flavor.
Ep. 121
Technique of using molecular sieves (desiccant beads that absorb water at the molecular level) placed in extraction chambers to remove moisture from fresh plant material during hydrocarbon extraction.
Ep. 121
The V2 Sasquatch press, a professional-grade rosin press used in conjunction with an Allen compressor for pneumatic pressing of bubble hash into rosin.
Ep. 123
The water fraction obtained during steam distillation or fresh-plant extraction.
Ep. 125
A technique of extracting cannabis within an hour of harvest by freezing the fresh plant in liquid nitrogen and extracting under cryogenic conditions, producing exceptionally light-colored live resin…
Ep. 125
Trailer-mounted extraction equipment that can travel from farm to farm for on-site processing.
Ep. 125
A portable electronic dabbing device praised by Bubbleman as his go-to travel dab setup. Battery-powered, compact enough to carry through airports, and can be left on continuously without burning out.
Ep. 131
The use of food-grade ethanol (grain alcohol such as Everclear) as a solvent for extracting cannabinoids and terpenes from cannabis.
Ep. 135
The hazardous practice of using naphtha (a petroleum-based solvent) for cannabis oil extraction.
Ep. 135
Techniques for preserving hash quality over extended periods, including sealed jar storage, nitrogen flushing to displace oxygen, fridge or cool storage, and minimizing exposure to air.
Ep. 138
Standard operating procedures for commercial water hash production, emphasizing steam sterilization of equipment, use of food-grade stainless steel (not plastics), and prevention of microbial…
Ep. 139
The ongoing debate between dry sift and water hash advocates about which produces superior product.
Ep. 139
Using reverse osmosis (RO) filtered water to make ice for water hash extraction.
Ep. 139
The fundamental principle behind water hash extraction: water acts as a transfer medium that keeps all plant matter afloat due to buoyancy while the denser resin glands sink through gravity, allowing…
Ep. 139
Method for saving improperly dried bubble hash: freeze the wet hash, grind it into powder using a small grinder, then spread it on absorbent cardboard to wick out moisture.
Ep. 140
A novel CO2 extraction technology demonstrated at the International Cannabis Business Conference in Seattle that operates without compressor pumps, using only hot water from a household water tank as…
Ep. 129
A precision glass dosing tool (scientific-style plunger) that delivers terpenes in quarter-drop increments for controlled terpene-chasing dab experiences, allowing users to add exact amounts of…
Ep. 129
Pharmaceutical-grade clean room design for hash production facilities, incorporating hospital-standard antimicrobial paints, seamless surgical-grade flooring, UV-treated air and water, ionic water…
Ep. 129
A dabbing method where a thick, creamy terpene-rich oil is poured over a heated quartz banger after an initial rosin dab, creating a frothy 'cream' effect similar to adding cream to coffee, for…
Ep. 130
A cannabis strain bred from Strawberry Guava crossed with Punch Breath. Noted for producing exceptional ice water hash and rosin with intense terpene expression.
Ep. 162
An online extraction and cannabinoid science community forum where researchers and processors share analytical findings, techniques, and safety data.
Ep. 164
The artisanal approach to hashmaking that emphasizes traditional techniques, quality genetics, terroir expression, and altitude considerations over industrial-scale production.
Ep. 179
The ancient Nepalese tradition of hand-rolling collected trichomes into spherical balls, known as temple balls.
Ep. 179
A mechanized system for separating trichome heads from plant material using static electricity rather than traditional screen-based dry sifting.
Ep. 180
The observation that true full-melt dry sift (sifted trichome heads pure enough to fully melt and vaporize cleanly on a nail) is extremely rare compared to full-melt bubble hash.
Ep. 180
The phenomenon where fresh or wet hash develops a foamy, airy texture as terpenes and other volatile compounds create internal pressure and expand outward, causing the hash to foam up.
Ep. 180
The comparison of terpene retention between hash made from fresh frozen material versus dried and cured material.
Ep. 180
The natural progression many hash makers experienced from making bubble hash as their primary solventless product to transitioning into rosin pressing.
Ep. 180
Purpose-built devices that use electrostatic charge to separate trichome heads from plant material during dry sifting.
Ep. 197
Precision stainless steel mesh screens used for dry sifting cannabis trichomes, offering superior durability and consistency compared to nylon screens.
Ep. 197
A Canadian cannabis extraction equipment and solutions company founded by Adam Temple, specializing in advanced CRC (color remediation chromatography) technology, solvent-based cannabis extraction…
Ep. 205
A post-processing filtration technique used in hydrocarbon cannabis extraction where crude extract is passed through columns of filter media (typically silica, activated alumina, bleaching clays, or…
Ep. 205
The industrial-scale process of isolating THCA from cannabis extract into large crystalline structures (diamonds) through controlled nucleation, temperature manipulation, and time.
Ep. 205
A process for separating terpenes from cannabinoids without chemical solvents, using mechanical and thermal methods.
Ep. 205
A guest and practitioner on Hash Church S11E7 known as Handroll Bar, specializing in traditional hand-rolled hash (charas) techniques originating from the Parvati Valley in India.
Ep. 209
The ongoing industry dialogue about the merits of solvent-based (BHO, hydrocarbon) vs. solventless (water hash, rosin) extraction methods as of 2025.
Ep. 205
Automated solventless extraction system by Sample Automation that uses precise temperature and pressure control to decarboxylate rosin, making it suitable for vape cartridges.
Ep. 212
Canadian micro-cultivator and processor based in New Brunswick specializing in premium solventless cannabis products. Focuses on pheno-hunting unique cultivars and small-batch processing.
Ep. 218
USA-based manufacturer of solventless extraction equipment including press bags, wash bags, presses, and vessels. Known for their patented 'Pink Stitch' construction and zero-blowout guarantee.
Ep. 220
The emerging craft solventless extraction community in South Africa, operating within a legal grey area following partial decriminalization.
Ep. 231
An advanced dry sift purification machine that uses air jets and vacuum to separate pure trichome heads from stalks and contaminant.
Ep. 251
The complete historical chain of rosin technology: first discovered by Chadwick (Compassion) in 2007-08 using a heated silver bowl to milk resin with a spoon, dormant for six years, then…
Ep. 257
High-purity THCA crystals produced through mechanical separation of rosin, without the use of any chemical solvents.
Ep. 211
A solventless technique that uses controlled heat and pressure to physically separate terpenes from THCA in rosin, as distinct from chemical extraction.
Ep. 211
The process of collecting separate terpene-rich fractions during rosin pressing at different temperature ranges, each containing different terpene profiles and varying amounts of THC.
Ep. 211
A food-grade nylon monofilament mesh used in rosin press bags, preferred over polyethylene because of its much higher decomposition temperature (around 400-500 degrees Fahrenheit versus 220-230 for…
Ep. 211
A temperature-controlled logistics system for transporting and storing solventless cannabis products (particularly full melt hash and live rosin) from production through retail, maintaining freezing…
Ep. 211
Purpose-built refrigerated rooms used for hash making, dry sifting, and solventless processing, requiring careful consideration of flooring, humidity control, drainage, and temperature management to…
Ep. 212
A dry sift purification technique discovered by Skunkman Sam (David Watson) that uses static electricity generated by hand motion over a screen to selectively pick up trichome heads while breaking…
Ep. 212
The solventless extraction of cannabis resin using heat and pressure, forcing trichome oil through a filter bag onto parchment paper or PTFE sheets.
Ep. 211
The highest grade of water hash (six-star) that melts completely when heated, leaving virtually no residue.
Ep. 214
The principle that hashmakers are responsible for purity (removing contaminants and isolating trichome heads) rather than quality (which is determined by genetics and cultivation).
Ep. 214
Individual pre-portioned 0.1 gram doses of rosin shaped into perfect spheres or capsules, pioneered by La Colada club in Barcelona.
Ep. 214
The fundamental tension in commercial solventless cannabis where corporate leadership demands product stabilization, but the product's value comes precisely from its volatile aromatic compounds.
Ep. 214
A cannabis extract that retains the complete range of cannabinoids, terpenes, and other plant compounds rather than isolating individual molecules.
Ep. 216
A solventless hash-making technique that uses static electricity to separate glandular trichome heads from plant material.
Ep. 218
A solventless cannabis concentrate made by pressing ice water hash (bubble hash) derived from fresh-frozen plant material through a rosin press.
Ep. 217
The practice of maintaining cannabis material and extracts at consistently low temperatures (below 4 degrees Celsius) from harvest through processing and storage.
Ep. 217
A US-based manufacturer of solventless processing equipment including press bags, wash bags, presses, and vessels.
Ep. 220
Any cannabis extraction method that avoids chemical solvents, relying instead on mechanical separation techniques such as ice water agitation (bubble hash), heat and pressure (rosin), dry sifting, or…
Ep. 218
A live rosin product from Sauce Rosin Labs (New Brunswick, Canada) characterized by its ideal visual texture and rich terpene profile.
Ep. 219
A commercially sold electrostatic hash-making product from the mid-1970s consisting of a standard 9x13-inch brownie pan with a clip-on lid.
Ep. 222
The highest quality grade of water-extracted (ice water) hash, characterized by full-melt capability where the hash completely liquefies when heated with no residual char.
Ep. 223
A traditional style of hand-shaped hash formed into flat disc or cake shapes, typically allowed to cure at room temperature in small jars.
Ep. 224
A traditional form of hand-rolled hash shaped into a sphere, historically associated with Nepalese and Indian charas traditions.
Ep. 224
A vacuum-based dry sift purification device manufactured by Mock Technologies that uses air jets and precision screens to separate trichome heads from plant contaminant, producing highly pure dry…
Ep. 221
The highest quality grade of ice water hash (bubble hash) that melts completely when heated, leaving no residue.
Ep. 227
A post-processing technique for hash rosin where freshly pressed rosin is stored at controlled low temperatures (typically 50-70F) for an extended period, allowing volatile terpenes to homogenize…
Ep. 226
A portable cannabis testing device used for evaluating hash and concentrate quality.
Ep. 227
The phenomenon whereby freshly pressed rosin develops a static electrical charge that attracts airborne contaminants such as hair, dust, and debris, necessitating clean-room protocols and rapid…
Ep. 231
A dry sift purification technology using controlled electrostatic fields to separate glandular trichome heads from plant contaminant in dry-sifted cannabis material, achieving 98-99% purity by mass…
Ep. 233
The Skunkman Sam-originated technique of using static electricity generated by hand-rubbing dry cannabis material over screens to separate and purify glandular trichome heads, kept secret for over 30…
Ep. 233
A technique combining fresh-frozen cannabis material with dry sifting extraction performed entirely within freezer-temperature parameters, producing terpene-rich resin heads without water contact,…
Ep. 233
The application of freeze-drying (lyophilization) technology to cannabis hash and flower, using controlled vacuum and temperature to sublimate moisture while preserving volatile terpene compounds,…
Ep. 231
A small-scale ice water extraction run performed to evaluate a cultivar's hash-making potential before committing to a full production wash.
Ep. 237
The evolution of ice water cannabis extraction from underground origins to mainstream solventless production.
Ep. 240
A set of graduated mesh filtration bags used for ice water hash extraction, designed to separate trichome heads by size through different micron screens.
Ep. 240
An early commercial ice water hash extraction bag system invented by Elden and manufactured by Acme.
Ep. 240
A solventless method of separating cannabis trichome glands from plant material using ice-cold water agitation and filtration through graduated mesh screens.
Ep. 240
Specialized mesh bags made from food-grade nylon used to contain cannabis material during rosin pressing.
Ep. 240
An early improvised dabbing device originating from Nelson, BC's Holy Smokes crew in the early 1990s.
Ep. 241
An intermediate-purity solvent-extracted cannabis oil with a characteristic cherry-red color, produced by running solvent-soaked resin through activated charcoal to remove dark pigments.
Ep. 241
A joint containing a compact cylinder of hash or rosin inserted at the tip end, rather than a traditional snake running the full length.
Ep. 243
The highest quality rating for bubble hash or water hash, indicating full melt capability where the resin liquefies completely when heated with virtually zero residue.
Ep. 243
The technique of grating dried bubble hash or dry sift through a microplane grater to shred trichome heads, releasing internal oils to the exterior surface.
Ep. 244
Two methods of drying water hash after extraction. Air-drying allows hash to grease up and round naturally, hiding minor contaminants like capitate stalks within the greased surface.
Ep. 244
Historical hash preparation methods producing distinct regional varieties: red Lebanese, blonde hash, and black hash, each with characteristic color, texture, and potency profiles reflecting…
Ep. 248
A method of mixing for water hash extraction where the impeller or agitator operates from the top of the vessel rather than the bottom, allowing better control of agitation intensity and reducing…
Ep. 248
Vibrating screens designed by Bubble Bags as a dewatering step in the water hash process, allowing water to pass through while hash is captured on vibrating mesh, preventing bags from overfilling and…
Ep. 246
A static electricity-based dry sift purification device that uses charged plates to separate trichome heads from plant material.
Ep. 251
A DIY vacuum-based dry sift purification technique where a screen is mounted on a circular plate atop a sealed bucket with a vacuum hose, allowing suction to pull contaminant through while heads…
Ep. 251
The practice of mechanically agitating dried cannabis in a rotating drum to separate trichomes from the plant material, producing kief or dry sift.
Ep. 254
The practice of combining THC distillate (a purified, flavorless cannabinoid extract) with terpenes sourced from non-cannabis plants (fruits, herbs) to create flavored vape cartridges and pre-rolls.
Ep. 255
The process by which THC crystals form in cured hash rosin over time.
Ep. 257
A 2026 Indian university study analyzing 58 hand-rubbed charas samples from 20 regions of the northwest Himalayas for 10 cannabinoid profiles.
Ep. 259
A remediation technique for processing cannabis affected by powdery mildew into hash.
Ep. 002
An emerging technique to recover terpenes that dissolve into the water during ice water hash extraction.
Ep. 003
The finest standard collection bag in bubble bag sets, capturing the smallest trichome heads and terpene-rich material.
Ep. 006
The process of filtering cannabis extracts through increasingly fine mesh or filter screens measured in microns to remove contaminants, plant material, and unwanted particles.
Ep. 008
A phenomenon where freshly made hash turns white or pale in color due to moisture being trapped inside the trichome heads and wax membranes.
Ep. 010
The critical process of removing residual moisture from freshly made hash to prevent mold, degradation, and whiting out.
Ep. 010
A cannabis preparation made by diluting concentrated hash or extract into vegetable glycerin (VG) for use in vaporizer devices.
Ep. 010
A pioneering cannabis technology company founded by Todd McCormack (and Kay) focused on advanced extraction methods, trichome analysis, and cannabis product development.
Ep. 016
Cannabis extractions using d-limonene, a terpene found in citrus peels, as a solvent.
Ep. 016
The process of separating and collecting individual terpenes from cannabis resin or plant material.
Ep. 017
An electronic dab nail device that uses precise temperature control for vaporizing cannabis concentrates.
Ep. 017
A bucket-shaped quartz glass attachment for dab rigs that provides clean, flavor-preserving vaporization of cannabis concentrates.
Ep. 018
A solventless extraction method using ice water to freeze and separate trichome heads from cannabis plant material.
Ep. 013
The process of isolating intact capitate-stalked trichome heads from the plant material and stalks.
Ep. 020
The legendary multi-pass cleaning methodology of Skunkman Sam (David Watson), who would clean dry sift resin 10 or more times until only the purest glandular trichome heads remained, often reducing…
Ep. 021
The duration that hash maintains its optimal quality before terpene degradation causes 'white-out' (oxidation and drying of the surface).
Ep. 023
A fine mesh screen from the Bubble Bag system repurposed as a filter for Rosin Tech pressing.
Ep. 025
The visible oxidation and drying process where pressed hash loses its glossy appearance and turns lighter or white on the surface as terpenes evaporate and the resin structure degrades.
Ep. 023
Rosin made by pressing dry sift hash between heated plates rather than pressing flower or water hash.
Ep. 025
A PTFE (polytetrafluoroethylene) non-stick sheet used as an alternative to parchment paper when pressing rosin.
Ep. 026
A hybrid technique where water-extracted hash is dried, then mechanically sieved through dry sift screens to isolate trichome heads by size. This allows a wide-range water hash catch (e.g.
Ep. 026
The process of adding back extracted terpenes to a cannabis concentrate (such as rosin or dry sift) to restore or enhance the terpene profile that was lost during extraction, drying, or processing.
Ep. 027
The concept that pressing hash through a fine screen (25 micron) using rosin technique removes wax membranes, cellulose, and other plant contaminants from the trichome heads, leaving behind a…
Ep. 027
A rosin pressing technique where the micron screen is folded into a pouch shape like origami rather than twisted closed, allowing the hash oil to secrete from all four sides evenly.
Ep. 030
Cannabis flower material that has been handled, trimmed, and processed with the trichomes still intact, before any solvent or mechanical extraction has been performed.
Ep. 029
A post-harvest cannabis curing technique that uses cryogenic temperatures to preserve terpenes and cannabinoids.
Ep. 263
A trimming method where cannabis is frozen to cryogenic temperatures before mechanical or manual trimming.
Ep. 263
A commercial cannabis processing machine that uses cryogenic technology for trimming, curing, and resin extraction.
Ep. 263
All steps that occur after cannabis is harvested, including trimming, drying, curing, and extraction. Post-harvest processing quality directly impacts final product potency, flavor, and value.
Ep. 263
Trimming cannabis immediately after harvest while the plant is still fresh and moist, before any drying occurs.
Ep. 263
Trimming cannabis after it has been dried, typically 7-14 days post-harvest.
Ep. 263
A specialized tool designed to transfer dry sift and kief without static electricity causing the fine trichome heads to stick to surfaces.
Ep. 264
A solventless extraction method where cannabis is agitated in ice-cold water to separate trichome heads from plant material.
Ep. 265
The highest grade of ice water hash (bubble hash) that melts completely when heated, leaving little to no residue.
Ep. 268
A specific mesh screen size (90 micrometers) used in bubble bag filtration, widely considered the sweet spot for capturing the highest quality trichome heads in ice water extraction.
Ep. 268