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Hard Hat Colors Explained: Who Wears What, And Why?
It could be said that most professions have at least one definitive article of clothing -- something that makes them readily identifiable by bystanders at a quick glance. One of the most distinctive ...
News last year that the US Department of Labor’s Occupational Safety and Health Administration (OSHA) is replacing the traditional hard hats used by its employees with safety helmets ended up being ...
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