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    A fuzzy old tale of hash oil making, from days of yore.

    Does anybody remember the "Isomerizer"? It was basically a reflux unit, with an interior basket, which made it work like a coffee percolator. A light bulb was the heat source. They included 190 proof ethanol to use as a solvent, and concentrated HCl, or H2SO4 (can't remember which), which...
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    Is using a short piece of tubing to decrease the diameter of the bowl in a dbv a bad idea?

    Ok, I tried searching for an answer, but I was unsuccessful. I hope this isn't a really stupid question, because it would be great if this works. I read, on some website by some unnamed source (I was stoned, late at night, can't remember where), that the tube in a dbv was rated at "twice the...
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