Tawg-Pov thawj teeb yog faib ua ntau theem

Explosion-proof teeb yog categorized rau hauv peb hoob kawm: IIA, IIB, thiab IIC.

Hoob Kawm IIA

Suitable rau tej chaw uas muaj roj av zoo li tej yam khoom, xws li roj noj. Cov neeg sawv cev rau no qeb yog propane.

Hoob Kawm IIB

Siv nyob rau hauv tej yam uas hazardous gases yog tam sim no. Ethylene Yog tus sawv cev rau cov neeg sawv cev rau cov hoob kawm no.

Hoob Kawm IIC

Tsim rau factories raug tus kab mob no hydrogen, acetylene, los yog carbon disulfide.