化学品对经济发展，社会进步和人类生活质量的提高起着非常重要的作用。但是很多化学品稳定性较差。他们在受热、遇火、遇光、遇水、受到摩擦、挤压及撞击震动等外部因素影响时就会发生化学反应，引起燃烧、爆炸或放出有害气体，使人身财产受到伤害。还有很多化学品具有毒... Chemicals play a very important role in economic development, social progress and improvement of the quality of human life. But many chemicals are less stable. They react chemically by external factors such as heat, fire, light, water, friction, crushing, impact and vibration, causing the burning, explosion or release of harmful gases, which can cause personal and property damage. There are many chemicals with poison ...