..
BY extraction IN-Line filtered BHO.
To pass the 42cm thick multilayer-filter needs a lot of pressure in-front,
and vacuum behind, and than the first liquide gas drop need "only" +25min to pass the filter...
A coplete Collum needs 20h..!
Watch this amazing colors, that results from having no green or black in the color..
Full video ..
What you say...."Nice job"??