Does Bottled Water Really Expire?
by Beth Skwarecki on Vitals, shared by Beth Skwarecki from Lifehacker on (#4R3KA)
Water can't exactly go bad, if what you have is truly just water and it's in a sealed bottle. There aren't any nutrients for bacteria to eat, so it's not like you can get food poisoning. So why does bottled water have a "best by" date on it?