Tawg-pov thawj kev faib tawm
Pob tawg-tawg pov thawj tau muab faib ua peb pawg
Qeb I: Cov khoom siv hluav taws xob nyob hauv av hauv cov qhob thee;
Chav Kawm II: Tag nrho lwm cov khoom siv hluav taws xob rau cov chaw tsim hluav taws xob tshwj tsis yog cov pob zeb me thiab cov av qis.
Chav Kawm Ⅱ tuaj yeem faib ua ⅡA, ⅡB, thiab ⅡC. Cov cuab yeej cim nrog ⅡB tuaj yeem siv rau qhov kev siv ntawm equipmentA cov cuab yeej siv; C tuaj yeem siv rau qhov kev siv ntawm ⅡA thiab ⅡB.
Chav Kawm III: Cov cuab yeej hluav taws xob hauv qhov chaw ua kom muaj plua plav lom ze dua li cov thee thee.
Chav Kawm ⅢA: flammable ya floc; Chav Kawm ⅢB: cov plua plav uas tsis muaj kev coj ua; Chav Kawm ⅢC: muaj plua plav paug.
Tshaj siab rau qhov kub thiab txias: Qhov kub siab tshaj plaws mus txog rau ib qho ntawm cov khoom siv hluav taws xob uas yuav ua rau qhov chaw muaj hluav taws xob nyob ib puag ncig tiv thaiv thaum cov khoom siv hluav taws xob ua haujlwm tsis zoo tshaj plaws kev ua haujlwm tsis pub dhau qhov teev tseg. Qhov siab tshaj plaws qhov kub thiab txias yuav tsum qis dua qhov sib txuas ntawm qhov kub.
