Show sample as: 72-frame QuickTime VR or 360-frame QuickTime movie loop.    My periodic table poster is now available! Waterproof matches. Any type of match that must be struck on the box, whether it's a common kitchen match or these waterproof camping matches, has one thing in common: The striking surface contains red phosphorus, the key ingredient in getting the match to light. Source: Walmart Contributor: Theodore Gray Acquired: 8 February, 2008 Text Updated: 8 February, 2009 Price: $2 Size: 2" Purity: <3%