<P> Significant research into improved desalination methods occurred in the United States after World War II . The Office of Saline Water was created in the United States Department of the Interior by the Saline Water Conversion Act of 1952 . It was merged into the Office of Water Resources Research in 1974 . </P> <P> Research also took place at state universities in California, followed by development at the Dow Chemical Company and DuPont . Many studies focus on ways to optimize desalination systems . </P>

Would distillation be a feasible way of restoring water quality why