|There's nothing wrong with plain-old soap and water, Dr. Colette Cozean says.|
Dr. Colette Cozean is a California-based medical device inventor. She's also the CEO of Zylast, a company that makes a triclosan-free hand sanitizer. But before you dismiss her as simply being a shill for her product, consider what she has to say about the benefits of old-fashioned soap and water.
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