• Dirty Laundry Cleans Up Its Act

    We’ve always found that newly dry-cleaned clothes smell noxious, and now we know why. The most common solvent used in dry cleaning—perchloroethylene, aka perc—causes major problems for both people who work with it and the planet. Besides being a carcinogen, perc is a classified hazardous waste, spewing its guck into the atmosphere, landfills, and aquifers.

    By Elizabeth Marglin