Tips: how to use positive pressure respirator

Some friends who work in special places need to wear air respirators frequently. For example, natural gas transmission stations and chemical fertilizer plants are mostly used to prevent hydrogen sulfide poisoning. Here is how to wear the air respirator

inspection and preparation before use

1. Open the air bottle switch, and the storage pressure in the air bottle is generally 25 to 30MPa. With the increase of pressure in the pipeline and decompression system, the residual pressure alarm will be heard

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