True: Pollution is defined as the introduction of harmful contaminants , Taiyuan, China was a centre of the industrial development of China for decades , Azerbaijan became extremely polluted after massive industrialisation , Dzerzhinsk is the main site for chemical weapons production, False: Chernobyl is the place where mining devlopment used to prosper, India takes the second place for its level of pollution, Sumqayit, Azerbaijan began to develop excessively after the departure from the USSR , Kabwe, Zambia has a plant that processes gold and enriches the country ,

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