Cov ntsiab lus tseem ceeb ntawm qhov zoo:

Muaj kev thaj yeeb nyab xeeb tsis muaj qhov sib piv nrog peb lub pob zeb ntuj tsim uas tsis muaj Silica 100%. Tau los ntawm kev tshawb nrhiav thiab ua tiav kom tsis muaj crystalline silica, nws tshem tawm tag nrho qhov kev pheej hmoo ntawm silicosis thiab lwm yam kab mob ua pa hnyav uas cuam tshuam nrog cov hmoov pob zeb ib txwm muaj. Qhov no ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov neeg teeb tsa, cov neeg nyiam DIY, cov tsev neeg uas muaj menyuam yaus lossis tsiaj, thiab txhua tus neeg uas muab qhov tseem ceeb rau huab cua hauv tsev. Tshaj li kev nyab xeeb, nws muab qhov zoo nkauj tiag tiag, kev ruaj khov, thiab kev zoo nkauj tsis muaj hnub nyoog ntawm cov pob zeb ntuj zoo. Xaiv cov kev daws teeb meem uas tiv thaiv koj txoj kev noj qab haus huv yam tsis muaj kev txi kev zoo nkauj lossis kev ua tau zoo - tsim kom muaj ib puag ncig noj qab haus huv dua, ntuj.