If you wander over to Folklife and into Island Pharmacy, how many under-arm antiperspirant/deodorant products will you find there? Oh, about 80. Yes, eighty. That seems a rather ridiculous number, especially considering that this sort of stuff didn’t even exist a few generations ago.

If you’re interested in advertising history, you might want to read Smithsonian Magazine’s article on how advertisers convinced people to buy antiperspirants in the first place.