Stories tagged acetic acid

And when I've got a headache, I reach for aspirin and caffeine, sometimes with a little hit of acetaminophen besides. Today, when I popped open the aspirin packet, I got wondering about that faint vinegar-y smell that aspirin often has.

Magic stuff: even if it's kind of smelly.
Magic stuff: even if it's kind of smelly.Courtesy jypsygen

Turns out that's chemistry in action. And probably also lousy storage. (And, yes, I realize Yahoo! Answers is not a good source, but some additional poking around confirms that this is the correct explanation, and the best written one, too.)