" That night Newman and I prepped for our space walk. One of the things you do is put anti-fog on your visor. It’s Joy soap, actually, the kind you buy at the supermarket; it just happens to work well as an anti-fog solution in space suits. Joy stopped making this particular kind, so NASA bought up a lifetime supply, basically every bottle available in the world. You "
― Mike Massimino , Spaceman: An Astronaut's Unlikely Journey to Unlock the Secrets of the Universe