Oxygen Mask Bong

Common mask

(1) Face Plate (Guard) : For divers

(2) Respirator mask [Face piece] : the part of the face on which a gas mask or other respirator is placed, with an eye mask and breathing apparatus

(3) Face mask for sports: protect the nose bone;

Wearing a mask can be very helpful. The NBA pistons' David Hamilton wears a mask every game.

He broke his nose bone in a match, so he wore a mask during the match to help him recover. At the beginning, he was not used to it, but gradually he got used to it, so he wore it for all the subsequent matches, in order to protect his nose bone.

If you have to buy a good one, you should go to the sporting goods protection counter and buy the right mask according to your needs.

(4) Protection mask for beekeeping: At present, there are mainly two types of surface network: round and square, with various types.

The circular surface net is mostly made of black gauze or nylon net, which is widely used by beekeepers in China.

The square face net is made of aluminum alloy or gauze, which is mostly used by foreign beekeepers.

(5) Fencing masks

A net of wire woven to protect the face of an athlete.

The cover has a retainer, a retaining device and a neck guard.

The mesh can withstand 7 kg of pressure without deformation.

It first appeared in 1776, by

Invented by La Bruyere, A Frenchman.

(6) Welding mask. It is used in welding operation to prevent the electric arc light from damaging the eyes.

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