Quote Originally Posted by rbeau30 View Post
The little "chamber" he puts it in is literally a presto pressure cooker. He must have just put it in a pelican case to make it look all cool, and a bulkhead fitting to some tubing which is hooked up to an air pump. Creates a vacuum in there and voila!
Use a food vacuum sealer, if you have one. 90+% Alcohol does the trick.