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The Safe Side of the Fence

World War II's Manhattan Project required the refinement of massive amounts of uranium, and St. Louis-based Mallinckrodt Chemical Works took on the job.

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Joo23

Air polluion involves the introduction of harmful substance into the air.These harmful substances

involves various harmful gases let out by machines, aircrafts and so on.

These pllutions could lead to serious health injuries which could lead to poverty if

too much money is spent in the hospital as treatment could be expensive.