The role of a hard hat includes ( ).
A. Disperse the impact damage of falling objects on the head.
B. Weaken the impact damage of falling objects on the head.
C. Absorb the impact damage of falling objects to the head.
D. Decorative role
Answer: ABC.Answer analysis: The role of hard hats includes the following:Prevent head injuries in industrial injuries.Avoid injuries caused by falling objects from heights or creating attachments.Increase the injury and degree of injury in the event of a head accident.In places other than the head, in places other than the head, reduce or absorb the impact of falling objects on the head.Decorative role.Therefore, the role of the safety helmet includes dispersing the impact of the falling object on the head, weakening the impact of the falling object on the head, and absorbing the impact of the falling object on the head. So the answer is ABC.