The media has propelled estrogen-mimicking chemical bisphenol A (BPA) to the forefront of health news. It’s ubiquitous, and it’s likely in your body. The chemical, developed as an estrogen replacement, is commonly used to harden plastics such, most commonly polycarbonate plastics and epoxy resins. It’s been linked to various cancers, diabetes, heart disease and digestive problems. The polycarbonate plastics and epoxy resins are often used in plastic helmets and goggles, computers,...