Super-Sour candy is almost as acidic as battery acid By Dr. Stephanie McGann, DMD FAGD, Columnist, The Times No really – one of today’s hottest super sour candies is called Toxic Waste. Yummy huh?   The website for Toxic Waste is full of cartoons, games and challenges. How long can you keep this sour candy in your mouth? Are you tough enough?   Now, to be fair Toxic Waste is not the...