John Hendren Points News Today

To refresher courses on chemistry and biology. abcs john hendren points out five lessons learned. >> reporter: the oil spill has brought us new phrases. top cap. top kill. blowout preventer. junk shot. but over the past three months its also given us a litany of fascinating oil trivia that you probably never knew, and now wont be able to get out of your he >> no, i didnt know that. >> reporter: here are our top five things weve learned from llgulfco. number one, oil evaporates. who knew that muc...