By Mark Robins Construction sites can be very dangerous places. Nearly 6.5 million people go to work at approximately 252,000 construction sites across the U.S. each day. On the job, …
Tag:
hard hats
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By Pryamex Inspired by the helmets worn by World War I soldiers, the first hard hat was invented in 1919. In the 1970s, when OSHA was formed, hard hats become …
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