Yuav ua li cas siv hluav taws hydrant
1. Qhib lub thawv hluav taws kub hydrant.
2. Txuas ntxiv txoj siv dej.
3. Tig rau lub nres nres.
Siv tshuab ziab hluav taws kub kom qhuav
1. Tsav tus pin thaiv kev nyab xeeb.
2. Taw cov raj roj rau hauv hluav taws.
3. Tuav tso rau ntawm lub kov khov kho, xaiv qhov chaw upwind kom ze rau qhov hluav taws kub, thiab tua cov hmoov txhuam mus rau hauv cov nplaim taws.
4. Tom qab tua hluav taws, txias nrog dej kom tshem tawm cov pa taws.
Hom hluav taws thiab xaiv cov khoom siv tshuaj tua hluav taws
Cov nplaim hluav taws tau muab faib ua tsib yam, thiab cov khoom siv hluav taws tua hluav taws yuav tsum tau siv.
Thawj qeb yog hais txog cov hluav taws uas cov khoom sib txuas ua ke uas muaj cov pa roj carbon, xws li ntoo, paj rwb ntaub, ntaub qhwv, ntawv, thiab lwm yam hlawv. Muaj cov dej tua hluav taws tua hluav taws, ua npuas dej tua hluav taws, tshuaj tua hluav taws qhuav, tua hluav taws tua hluav taws, tua cov roj alkane tua hluav taws;
Cov cuab yeej hluav taws xob qib II, Chav B, kua C, xws li roj av, roj av, diesel, methanol, thiab lwm yam, tuaj yeem siv cov hmoov tua hluav taws qhuav, ua npuas dej tua hluav taws, thiab tua hluav taws halogenated alkane;
Qeb peb yog hais txog cov roj sib kis tau, xws li cov pa roj, cov roj nkev, methane thiab lwm yam hluav taws. Cov hmoov tua hluav taws qhuav thiab hluav taws kub halogenated alkane tua hluav taws tuaj yeem siv tau;
Qeb plaub yog hais txog cov khoom ua kom nquag plias, xws li poov tshuaj, sodium, magnesium thiab lwm yam hluav taws kub. Cov xuab zeb qhuav cam khwb cia hlau hmoov siv tau;
Qeb 5 yog hais txog qhov hluav taws kub tshwm sim los ntawm qhov hlawv ntawm cov khoom them. Cov pa roj carbon dioxide, hmoov qhuav, thiab hluav taws kub halogenated alkane tua hluav taws tuaj yeem siv (dej txwv tsis pub).