"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. "
"Adults who ate canned soup daily showed a jump in levels of the plasticizer BPA in their urine, according to a small study.
The study of 75 people in Tuesday's issue of the Journal of the American Medical Association is one of the first to quantify BPA levels in humans after eating canned foods compared with eating freshly prepared ingredients.
Bisphenol A is an industrial chemical used to make polycarbonate plastic for water bottles and food containers as well as the protective lining in metal cans."
We are all well aware of plastic's "rap-sheet." It has been found guilty on many counts, including the way its production and disposal raises resource issues and lets loose extremely negative environmental impacts.
"The two developed a technique that uses bacteria to break down the foam plastic used in many disposable cups, fast-food containers and packing materials."