Mercury
Mercury
Mercury
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3) Chemical removal method<br />
• Under certain conditions, reaction between the<br />
added reagents and PCBs would remove chlorine<br />
from PCBs and produce diphenyl compounds or<br />
other intoxicant or slightly toxicant matters.<br />
• Advantages: complete treatment of waste; simple<br />
equipment that can be easily carried by car after<br />
simple design; applicable to the treatment of<br />
centralized and concentrated PCBs waste, while<br />
also applicable to scattered waste with a low<br />
concentration of PCBs.<br />
• Mainly include:metal reduction method,<br />
hydrogenation method, vulcanization method and<br />
oxidization and chlorinization method, etc.