除甲醛的错误方法 |
添加时间:2020/11/17 16:25:47 浏览次数: |
除甲醛的错误方法 Wrong way to remove formaldehyde 用竹炭吸附 Adsorption with bamboo charcoal ▲ A kind of 竹炭质地疏松、硬度较低 Bamboo charcoal has loose texture and low hardness 在外力的作用下,微孔容易堵塞、变形 Under the action of external force, micropores are easy to block and deform 很难保持原状 It's hard to stay the same 完全不具备吸附甲醛的能力 Formaldehyde does not have a complete adsorption capacity 各类甲醛清除剂 Various formaldehyde scavengers ▲ A kind of 这些清除剂只是阻隔了甲醛的释放 These scavengers only block the release of formaldehyde 并不是真正的清除甲醛 It doesn't really remove formaldehyde 当阻隔剂失效后甲醛仍会大量释放 When the blocking agent fails, a large amount of formaldehyde will still be released 甚至有些清除剂会与甲醛发生化学反应 Some scavengers even react with formaldehyde 还会生成其他有毒物质造成二次污染 It can also produce other toxic substances and cause secondary pollution 光触媒清除甲醛 Removal of formaldehyde by photocatalyst ▲ A kind of 首先要告诉大家的是它的确有用 The first thing to tell you is that it works 但真正好的光触媒非常昂贵 But really good photocatalysts are very expensive 所以市面上一般都是假的或是劣质的 So the market is generally fake or inferior 而且,光触媒会对物品表面造成腐蚀 Moreover, photocatalysts can cause corrosion on the surface of the object 最令人担心的是 The most worrying thing is 光触媒本身的粒子对人体也是有害的 The particles of photocatalyst itself are also harmful to human body |
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