Quote:
Originally Posted by ApK
I don't see how that's practical with a semi-rigid plastic bottle. If it was some sort of bag or bladder you could fully seal down against the liquid, then yes.
I may have to test this.
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I'm surprised your 2 liter plastic bottles are so thick? Whenever I squeeze the air out of a plastic soda bottle, leaving as little air as possible, the bottle doesn't re-expand.
I'm also from the U.S.