Have you heard the latest unpublished report linking cash register receipts to Bisphenol A? Science News claims sales receipts may be as big a source of exposure to the for the same chemical found in hard plastic bottles. Moreover, the research shows there's likely more exposure to BPA from most coated paper receipts and credit card slips than compared to the exposure from hard plastics which only leaches after being damaged or heated.
Organic Chemist John C. Warner is behind the new warning quoted by Science News. The research is not yet published and other scientists have yet to review his findings, but it is something to watch.
Here is an industry link to the controversial chemical. Here is a link with information about the other side of the Bisphenol A story as told by the Environmental Working Group. You can read and compare.