date:Jul 04, 2013
The Center for Environmental Health said that PepsiCo Inc. lagged its rival Coca-Cola in removing the chemical, called 4-methylimidazole, or 4-MI.
Coke and Pepsi said in March 2012 that they would make changes to the production of the caramel coloring used in their namesake colas to avoid the need to label the packages with a cancer warning following a California ballot initiative aimed at limiting people's exposure to toxic chemicals.
This spring, CEH tested samples of Coke and Pepsi purchase