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Water Pollution in Pa. May Reach Half of Supplies
A Penn State agricultural engineer told the Morgantown meeting of the American Society of Agricultural Engineers that about half of tested Pennsylvania water supplies show pollution. Mark D. Shaw said bacteriological analysis is the only sure way to judge purifier effectiveness and noted efforts to develop an automatic pasteurization system using standard heaters and storage tanks.
MENTIONED IN THIS ARTICLE
Pennsylvania
Pennsylvania State University
American Society of Agricultural
Mark D. Shaw
Penn State
Shaw