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April 21, 2010 in Nation/World
Associated Press photo

In this Feb. 23, 2006, file photo, contractors Luis Benitez, foreground, and Jose Diaz, background, clean up lead paint at a contaminated building in Providence, R.I. As of Thursday, contractors across the country will have to take additional precautions when renovating houses where children could be exposed to harmful lead dust from old paint.