钒是灰白色光泽金属。绝大部分钒用于炼制合金钢。在钢铁工业中对人体危害毒性最大的钒化合物是五氧化二钒。它对眼、鼻、咽喉、呼吸道、皮肤具有明显的刺激作用 ,可引起支气管炎哮喘及神经系统改变等。由于钒在体内蓄积量少 ,钒中毒多为急性中毒。在接触钒烟尘数小时后 ,工人 Vanadium is an off-white shiny metal. The vast majority of vanadium used in refining alloy steel. Vanadium compounds that are most toxic to the human body in the steel industry are vanadium pentoxide. It is eye, nose, throat, respiratory tract, skin has a significant stimulating effect, can cause bronchitis, asthma and nervous system changes. As vanadium accumulation in the body less, mostly acute poisoning vanadium poisoning. Workers exposed to vanadium dust for hours