In the United States, according to OSHA standard number 1926.100(a), employees must be protected by protective helmets when “working in areas where there is a possible danger of head injury from ...

Hard hats are most often associated with protecting employees on jobsites from falling objects. However, they can do a great deal more for head protection. Hard hats can also protect workers from ...

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 ...