...Appleton, a specialty paper company, markets a BPA-free thermal paper that uses Bisphenol S instead. The Environmental Protection Agency has a voluntary program that is evaluating BPS and 17 other possible substitutes for thermal paper, but has not yet completed its analysis. Until it does, it will not endorse any alternatives.
In the few, limited tests conducted outside the United States, BPS shows estrogenic activity — not as strong as BPA, but not a good sign. BPS is now used in the United States to make PES (polyethersulfone) plastic. Some baby bottles marketed as BPA-free use PES plastic....
....Bisphenols are shaping up to be a dysfunctional family of chemicals. BPAF is BPA’s fluorinated twin. It is used in electronic devices, optical fibers and more. New studies have found BPAF to be an even more potent endocrine disrupter than BPA. Bisphenol B and Bisphenol F are other variants used instead of BPA in various products. In the limited testing done on those chemicals in other countries, scientists found Bisphenol B to be more potent than BPA in stimulating breast cancer cells.
Read the rest of this great opinion piece in the NYT website