U.S. Mayor Article | Bittering Agent Makes for Safer Kids, Wildlife and Pets (June 7, 2004)

Here is an article by Albuquerque Mayor Martin J. Chávez who proposes the use of Denatonium Benzoate as a bittering agent in Antifreeze. See here for more information U.S. Mayor Article | Bittering Agent Makes for Safer Kids, Wildlife and Pets (June 7, 2004)
Denatonium Benzoate, Denatonium, aversive, bittering agent.