New Butane Extractor

[Gray Wolf]

Hee, hee, hee, good work as usual brother Foaf! I also look forward to your latest creation!

 

[foaf]

no.... my 2010 suggestion was when I thought I could clean up propane with a column of active charcoal and molecular seive. And while it kinda worked, it really didn't work.

https://www.icmag.com/ic/showthread.php?t=186573&highlight=propane

 

[supermanlives]

send me one for testing