A hard hat should be worn in all situations where there is a reasonable probability of present danger. Each type of hard hat is designed to protect against specific hazards, so it is important to ...

MSA, a global leader in the development, manufacture, and supply of safety products that protect people's health and safety, and the largest producer of industrial hard hats in North America ...

PITTSBURGH, Feb. 13, 2013 /PRNewswire/ -- Pittsburgh-based safety equipment manufacturer MSA is the largest producer of industrial hard hats in North America and other regions of the world.