Extremely cool! I wonder if going the other direction kinda shrink-wraps them?
These are the science experiments that kids love.
> Date: Mon, 28 Jul 2008 12:42:19 -0400> From: [log in to unmask]> Subject: Re: out of state trip> To: [log in to unmask]> > The kids noticed an interesting phenomenon: we purchased bags of chips> in Ohio and didn't open them until we reached the cabin. The difference> in air pressure swelled the bags to the breaking point.>
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