Monthly Archives: March 2022

WINTERIZING & POLISHING OF BHO EXTRACTS

WINTERIZING & POLISHING OF BHO EXTRACTS Author Dr. Craig Davis Butane, a popular solvent used in cannabis extraction, makes beautiful concentrates called Butane Honey Oil (BHO).  A “winterization” process with food grade ethanol (95% or higher) can be used to clean and polish your BNO concentrate.  Winterizing will eliminate most of the remaining butane and […]