You're Looking at Cannabis Oil Bubbling From Dissolved Gasses Leaving
It's amazing to watch extract bubble up from the vaporizng gas. As the bubbles foam up too much, the paper is folded again to pop them, then again spread out. The bubbles begin immediately, starting the foaming process all over again.
Once Vacuum Purged It's Ready for Dabbing
The physics of extraction of cannabis is amazing. I'll see what I can do about getting some videos uploaded.