I have been messing with castings recently and came to the conclusion
Liked on YouTube: “Putting a Flag in a Vacuum Chamber to
cloesy: I got my vacuum chamber and pump today and was immediately
lagonegirl: Today’s Hidden Figures: Meet the Black Women
![mirkokosmos: Vacuum Chamber 5 [VF-5] - Glenn Research Center,](http://64.media.tumblr.com/ff3fab8c4952ce916fc0c29b0ab2df65/tumblr_non0j6iO0l1qd479ro1_250.jpg)
mirkokosmos: Vacuum Chamber 5 [VF-5] - Glenn Research Center,
berger1088: From herb to concentrate. Water purged at ~140 for