Bisphenol-A or BPA — a chemical used primarily to make plastics
— has been under scrutiny in the United States since 2008 when
its safety was called into question. Most recently, a study
published Sept. 20 in the online NIH journal Environmental
Health Perspectives “suggests exposure to BPA is actually much
greater than previously thought and its authors urge the federal
government to act quickly to regulate the chemical that is found
in baby bottles, food-storage containers and many household
products.” One of the researchers, Frederick vom Saal, professor
of biological sciences at the University of Missouri, said in a
news release that the study “provides convincing evidence” that
BPA is dangerous and that “further evidence of human harm should
not be required for regulatory action to reduce human exposure
to BPA.” According to a New York Times article, the U.S.
Environmental Protection Agency says “it is OK for humans to
take in up to 50 micrograms of BPA per kilogram of body weight
each day. The new study