By Dana Sullivan Kilroy, Los Angeles Times

There’s a reason wine and spirits are stored in glass: purity of taste. Plastic (and, to a lesser degree, metal) can impart various “flavors” into the liquids it comes into contact with. But that’s just one reason that glass is an increasingly popular alternative to plastic and aluminum or stainless steel sport-style bottles.

Another is peace of mind. About five years ago, scientists and the Food and Drug Administration started issuing warnings about bisphenol A, commonly called BPA, a chemical used in plastics and in the linings of some metal vessels.

Then, in 2010, the FDA recommended that parents avoid using bottles and cups containing BPA when feeding infants. That warning was enough to prompt many plastic-bottle manufacturers to start making BPA-free bottles. And it motivated many consumers to look for alternatives for their older children and themselves.

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