asbestos - blue - solid, insoluble in water. not used in uk since . asbestos is an active carcinogen and can give rise to serious respiratory troubles. protective clothing and respirators should be worn during processing, drying or grinding and indeed whilst carrying out onboard surveys or entering containers...
crushed, and ground sizes. derivation: by reduction of the oxide with aluminium or silicon in presence of iron in an electric furnace. grade: available containing from to % vanadium. hazard: moderate fire risk. tlv: (dust) mg/m of air. additional information on ferrosilicon ferrosilicon (in bulk in containers...