Question How long can you store air in a scuba tank before it goes bad?
Thanks,
Mary
Answer it depends because air doesn't "go bad" (we are breathing the same air that has been around forever) but certain types of cylinders (tanks) can corrode and consume oxygen (theoretically)
you can read more about this here:
http://www.scubaboard.com/archive/index.php/t-6550.html
