2007-01-08 05:29:38 · 6 answers · asked by olivia a 1 in Food & Drink ➔ Other - Food & Drink
It's either air or nitrogen... depends upon the manufacturer.
The manufacturer puffs the bag so it doesn't crush as easily, thus keeping the crisps from being smashed into little bits.
2007-01-08 06:52:42 · answer #1 · answered by Dave C 7 · 0⤊ 0⤋
I'm pretty sure there is no GAS to keep them fresh, its done by the silver lining! Like most products they are vacuum sealed!
2007-01-08 05:38:24 · answer #2 · answered by Steve @ TPG 2 · 0⤊ 0⤋
Methane
2007-01-11 00:51:22 · answer #3 · answered by TartanTerror 3 · 0⤊ 0⤋
That invisible gas that takes up more than half the packet! :)
2007-01-08 05:31:21 · answer #4 · answered by Anonymous · 0⤊ 0⤋
No gas at all.!!!
Vacuum packed.!!!
2007-01-08 05:47:42 · answer #5 · answered by JAM123 7 · 0⤊ 0⤋
propane
2007-01-08 08:57:51 · answer #6 · answered by stunkout35 2 · 0⤊ 0⤋