Farmers fighting herbicide-resistant weeds will likely look to spray more chemicals. Researchers are trying to determine which herbicides could cause cancer.
The FDA is currently considering a ban on the use of BPA in infant formula containers. The chemical has already been banned in Canada, the E.U. and China.
The Center for Science in the Public Interest sent a letter to the FDA on Monday detailing concerns about a compound used to give cola its distinctive look.
The FDA will vote on whether or not to ban BPA from all food packaging by the end of March.