— Photo courtesy of USDA-ARS Prepared by Kerry Bernard, Pesticide Safety Education Professional Reviewed by Jason Lilley, Sustainable Agriculture Professional, and Jim Dill, Pest Management Specialist UMaine Cooperative Extension Diagnostic and Research Laboratory, Pest Management Unit, 17 Godfrey Drive, Orono, ME 04473-3692, 207.581.3880 extension.diagnosticlab@maine.edu Occupational Respirator Use The occupational use of