21.   In the spring, Kansas City treats the water to remove atrazine and other pesticides.

22.   It included a set of traditional garden rocks imported from China surrounding a Western-style hot tub whose waters has been treated with medicinal herbs.

23.   It has also begun experimenting with treating gray water before it is discharged.

24.   Its chemicals are used in treating water, as well as in making paper and plastics.

25.   Large water systems probably would treat their water with relatively efficient technologies like filtering and adding lime.

26.   Loans through the Clean Water Act are used mainly to treat water to get it up to Federal standards.

27.   Moreover, plenty of other communities treat sewage water and then dump it in river beds, where it eventually seeps into aquifers feeding into households.

28.   MSE Technology Applications is studying other ways to treat the water, and to remove copper and other metals in order to help offset treatment costs.

29.   Newman and Anderson came up with a design that absorbs, filters and treats storm water.

30.   Or the water can be treated with Abate, a chemical that kills the larvae.