TALE OF A TOXIC CITY
• Polychlorinated biphenyls (PCBs) are highly toxic chemicals whose production and use has been banned all over the world. • PCBs are heat resistant, but when they burn at high
• Polychlorinated biphenyls (PCBs) are highly toxic chemicals whose production and use has been banned all over the world. • PCBs are heat resistant, but when they burn at high
14/08/1997
For industry
14/12/2005