The news today is full of concerns about the estrogen-mimicking chemical bisphenol A (BPA). It's been linked to various cancers, diabetes and heart disease. And Consumer Reports, among others, has found it leaching into commercially canned foods. (It's in the lining.) So what's a health-conscious person to do? Eat more fresh food, of course. Or, you could preserve your own in old-fashioned glass. Here are links to some books that will teach you to safely and easily preserve the summer's bounty from your garden, your farmer's market or your local store. It's not rocket science. It can be fun for the whole family. And it's certainly the healthy choice!