How to wear a safety helmet correctly?
Safety helmet consists of a helmet lining, the shell two asked for, a cap lining must be well connected with the shell, and a cap lining and the hat shell can not close, should have a certain gap, the gap is generally 2-4cm (as the material), when attached to a helmet shell, a cap lining can play a buffer for, not to hurt the cervical vertebra.
It should be worn, strap tight cap hoop size shall be worn according to a man's head adjusting hoop; girls wearing helmets should be put into the hair cap lining (in the workshop are not allowed to wear high heels).
The lower jaw must be secured and will not fall off when the body is attached or struck two times. Since the helmet is worn on the head, it acts as a protective effect on the head.
Before the helmet is worn, the size of the elastic should be adjusted so that the cap can not move freely in the head.
