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INTRODUCTION :
Buying and selling takes place in every step of chain in marketing links between buyer and seller . Many of the people are directly or indirectly involve in the production process those are farmers , weavers , exporting factory , market situation etc . Market tends to be exploitative of people whether as workers, consumers or producers . To protect people from such exploitation , the government makes certain laws . These laws try to ensure that the unfair practices are reduced in the markets . In this lesson we will study about the gas tragedy held in Bhopal and how it affected the environment and human life .