Daim ntawv lo yog qhov tseem ceeb

Raws li peb cov ntaub ntawv tshuaj ntsuam xyuas, pleev xim rau lossis cov ntawv foob uas ploj lawm yog ob qho ntawm kaum lub laj thawj rau kev ua txhaum ntawm lub qhov rooj thiab thav duab. NFPA 80 yuav tsum tau kom tag nrho cov hluav taws qhib hluav taws (ob lub qhov rooj thiab cov thav duab muaj pov thawj pom tias yog AHJ thiab yuav tsum tsis txhob muab tshem tawm lossis pleev xim rau thaum lub neej ntawm lub tsev.