Ib qho flameproof enclosure qhov ua tau zoo yog los ntawm nws lub peev xwm kom muaj cov nplaim taws hauv, txawm tias muaj kev tawg tshwm sim hauv cov khoom siv hluav taws xob casing. Qhov kev tiv thaiv no tau ua kom ntseeg tau los ntawm kev tiv thaiv cov nplaim taws los ntawm kev khiav los ntawm ntau qhov sib koom ua ke.
Ua raws li cov qauv tshwj xeeb hais txog qhov sib txawv, ntev, thiab qhov roughness ntawm cov pob qij txha yog qhov tseem ceeb. Cov qhov khoob no tsis yog tsuas yog tua cov nplaim taws xwb tab sis kuj ua rau lawv txias kom zoo. Lawv txo qhov kub ntawm cov nplaim taws hla mus rau theem tsis txaus rau igniting ib yam tawg sib tov uas tej zaum yuav muaj nyob sab nraum lub enclosure.