ns ud Keywords: Consumer products

use reduction mm rod about pollution prevention (Geiser, 1993). The Massachusetts Toxics Use Reduction Act (TURA 1989)dthe first comprehensive pollution prevention law in the coun-trydspecifically focuses on reducing toxics use and emissions in the manufacturing process (TURI, 2009; TURA, 1989). While the concentrations are often greater indoors than outdoors due to multiple indoor sources and limited chemicals degradation and ventilation indoors (Rudel et al., in press; U.S. EPA, 2010a). Indoor exposures may be more relevant to health than ambient exposures given that people spend an estimated 90 % of their time indoors (Klepeis et al., 2001). Furthermore, recent trends in green building, which have focused on improving energy efficiency, have resulted in increasingly airtight homes. While these changes have been successful in decreasing energy loss, theymay have the unintende