Final answer:
Hard hats are a type of PPE designed to absorb shock from falling objects and resist penetration. They are used in hazardous work environments such as construction sites to protect the head from injuries caused by falling objects or overhead hazards.
Step-by-step explanation:
Hard hats
Hard hats are a type of Personal Protective Equipment (PPE) that is designed to absorb shock from falling objects and resist penetration. They are commonly used in construction sites and other hazardous work environments to protect the head from injuries caused by falling objects or overhead hazards. Hard hats are made of a durable outer shell that can withstand impact, and they often have a suspension system inside to provide additional cushioning and comfort.
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