Txhais:
Cov teeb hluav taws xob tawg yog cov khoom siv tsim los rau ib puag ncig uas muaj cov pa roj carbon monoxide thiab cov plua plav tuaj yeem ua rau muaj kev phom sij.. Cov teeb no tiv thaiv tej nplaim taws, arcs, los yog kub kub nyob rau hauv lub fixture los ntawm igniting lub puag ncig flammable cua, yog li ua tau raws li qhov yuav tsum tau ua pov thawj tawg. Lawv kuj raug xa mus rau qhov tawg-pov thawj fixtures lossis tawg-pov thawj teeb pom kev zoo.
Explosive Hazardous Environments:
Cov no tuaj yeem muab faib ua ob hom: gas tawg ib puag ncig thiab plua plav tawg ib puag ncig.
Qhov sib txawv ntawm qhov chaw muaj kev phom sij sib txawv yuav tsum muaj qhov sib txawv ntawm qhov ntsuas tawg-pov thawj thiab hom rau lub teeb. Ua kom ntseeg tau qhov tseeb specification yog qhov tseem ceeb rau kev nyab xeeb thiab ua raws.