title: Objective testing group certifies head protection.
authors: Safety Department, International Brotherhood of Electrical Workers, Washington, D.C.
authors: G E
authors: GE
authors: Smith
mesh_terms: D000062:Accidents, Occupational / Q000517:prevention & control*; D006260:Head Protective Devices / Q000592:standards*; D006801:Humans; D011482:Protective Devices / Q000592:standards*