…lots of unsavory chemicals according to the latest biennial National Report on Human Exposure to Environmental Chemicals from the CDC. One finding that is getting a lot of attention is that 90% of the people assayed had the endocrine disruptor Bisphenol-A (BPA) in their systems. Many of you are probably aware that BPA can be found in polycarbonate bottles and some canned goods, especially those of acidic foods such as tomato paste where it is used in corrosion prevention coatings. A less obvious route of exposure? Many cash register and ATM receipts from thermal printers are covered in BPA which may deeply penetrate the skin in casual contact.