cool. If you get a chance to get some Epsom salt, it's in the laxative section, or maybe first aid? Probably laxitives. It's really handy and is useful for more than just bumble foot. (They did all these cool upgrades for the mobile version, like...showing that someone has edited something, but didn't add the smiley menu...sad me...I would have don't the thumbs up after I said "cool")
Leaky vent, flushes for certain poisonings and it's great for your feet! (As a nice, hot soak)
Yes, I'm not sure how we've managed to not have any on hand, but it's on the chalkboard list!