... bog-bag good quality cheap price 1, name: magnesium chloride,2, the risk of accidental overview health hazard: a ... the environment may have harm, the water can cause pollution.3, combustion hazard: this material is non-inflammable.4, first ... high thermal decomposition emits poisonous gas. Harmful combustion products: hydrogen chloride, magnesium oxide. Extinguishing methods: as far as possible from ...