[SBE] nitrogen
Dennis C. Brown
d.c.brown at att.net
Wed May 6 15:50:07 EDT 2009
CO-2 is heavier than air. Wouldn't that make shipping more expensive?
Gary Blievernicht wrote:
> My suggestion was to use CO-2 for the ingredient in bubble packs. I've long worried that the more bubble packs the more air trapped in them the less to breathe.
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