Shenhai Explosion-Proof
Asphalt yog ib tug combustible khoom. Nws tsi muaj crystalline thiab tsis muaj ib tug definitive melting taw tes, Tas rau ib distinction tseeb ntawm nws cov solid thiab kua ntaub ntawv.
Thaum kub elevated kub, asphalt yuav ntws tab sis tsis liquify, koj tau txais nyiaj ua ib tug “combustible substance.”