Auditory processing disorder (also known as central auditory processing disorder or CAPD) is a condition that makes it hard for kids to recognize subtle differences between sounds in words. It affects their ability to process what other people are saying.
Gallium is a solid metal at room temperature, but it melts in your hands. 00:09. When gallium is in its liquid state, if feels like cold melted solder in your hands. 00:33. Melting gallium onto aluminum makes the aluminum brittle enough to break with your fingers.
Cecil replies: You didn't get the whole story. The rumor is that the coating is made from a secretion of the lac beetle, the same insects used to make a well-known floor coating. Aha, you think, M&Ms don't melt in your hand because they paint 'em with shellac! Worth a giggle (maybe), but untrue.