Khoom siv

Lub tuam txhab muaj kev tshawb fawb thiab kev tsim kho pab pawg thiab cov cuab yeej tsim khoom, nrog kev tswj xyuas zoo meej thiab kev tshawb fawb kom tau raws li cov neeg siv khoom xav tau. Peb coj kev tiv thaiv ib puag ncig, kev nyab xeeb (nplaim retardant) raws li qhov tsim qauv tsim, kev lom zem, zam, tus kheej thiab tib neeg raws li lub tswv yim tsim, yuav txuas ntxiv tsim cov khoom tshiab. Tau ntau xyoo, ua tsaug rau kev txhawb nqa thiab kev hlub ntawm cov neeg siv khoom tshiab thiab qub hauv tsev thiab txawv teb chaws, cov khoom xa tawm mus rau Tebchaws Europe thiab Tebchaws Meskas, Middle East, Central thiab South Asia thiab lwm thaj tsam ntawm ntau lub tebchaws, tsim kom muaj kev lag luam zoo thiab lub koob npe nrov.