Apr 30, 2013· Comment submitted by Michael J. Wright, Director of Health, Safety and Environment, United Steelworkers, Bill Kojola, Industrial Hygienist, AFL-CIO, John S. Morawetz, International Chemical Workers Union Council and Jennifer Sass, Ph.D, Senior Scientist, Natural Resources Defense Council· EPA-HQ-OPPT-2012-0727-0058
Attached the joint comments of the AFL-CIO, International Chemical Workers Union Council, Natural Resources Defense Council and the United Steelworkers