PITTSBURGH, Jan. 11, 2013 /PRNewswire-USNewswire/ -- A digital application developed by the United Steelworkers' Tony Mazzocchi Center was one of four winning entries in the U.S. Department of Labor (DOL) Worker Safety and Health App Challenge. (Logo:...
Source : http://www.prnewswire.com/news-releases/usws-chemi...