Much of the Biosolids Material That Is the End Product

Multiple Choice

Much of the biosolids material that is the end product of a water treatment plant is ________________.

A) trucked to special biohazard landfills for disposal
B) placed in deep injection wells to keep it out of the water table
C) used as part of the ʺfillʺ to develop wetlands into agriculture or housing areas
D) used as crop fertilizer in the United States
E) loaded onto barges and sent to underdeveloped countries to use as fertilizer