OSHA plans to slash silica workplace exposure limits

The U.S. government is planning stricter controls on exposure to silica, a carcinogen found in workplaces ranging from dentist's offices to granite quarries, according to a new report.

http://www.reuters.com/article/2014/01/01/us-silica-workplace-exposur-idUSBREA000DH20140101?feedType=RSS&feedName=healthNews