On 4/29/2014 8:25 PM, John B. wrote:
On Tue, 29 Apr 2014 07:34:30 -0500, wrote:
....

I don't know where US producers of carbonated drinks get their CO2...I
presume it's byproduct of some other processes as well.

A quick check shows that U.S.ians consume, or at least purchase, some
10,220,000,000 cases of carbonated drinks annually.

That's a lot of gas...

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