Lub qhov rooj hluav taws yog qhov rooj sib xyaw ntawm cov cim, txhais tau tias tiv thaiv lossis kis hluav taws kub thiab kub ntawm cov compartments. Thaum lawv siv feem ntau yuav tsum tau ua lag luam lag luam, cov tswv tsev feem ntau nruab lawv nyob rau hauv cov chaw uas muaj kev pheej hmoo loj dua (xws li nyob nruab nrab ntawm koj chav ua noj thiab lwmyam koj lub tsev). Cov rooj hluav taws kub feem ntau tua hluav taws-resistant foob-thav duab qhov rooj, ua los ntawm ntau cov ntaub ntawv thiab ntsia hauv cov phab ntsa hluav taws. Yuav tsum muaj hluav taws kub lub qhov rooj tiv thaiv hluav taws, thiab cov kev cai no tau koom nrog cov lej hauv tsev hauv Tebchaws Meskas nrog me me kom tsis muaj kev hloov kho.
