osha requirements for hard hats

The Five Most Vital Things You Should Know About Your Hard Hat

By John Cambre / March 17, 2023 /

Introduction Edward Buller gave us the hard hat in America in 1919. Called the Hard-Boiled Hat, this canvas and leather headgear was the first commercially available head protection device. Now worn by millions of workers, Bullard’s hard hat revolutionized the safety-product industry, earning him a spot in the National Inventors Hall of Fame. “Bullard’s invention…

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