Fun fact. They're puffed up because at the last second before sealing, gaseous nitrogen is blown into the bag. Nitrogen doesn't react with anything, so it acts as a natural non-flavor changing preservative
Mooooooooooooooooooo - December 9, 2012, 1:07 pm,
So, My chip bags are filled with the same thing as my car tires?.....
CloudchaserS - December 10, 2012, 9:25 am,
Yep, it also helps protect against the chips being crushed.
thecrotchetyoldcynic - August 22, 2013, 6:35 pm,
Mmmm-mmmm, delicious. Buying a bag right now of air + nitrogen. Maybe they'll chips in :-D