As droughts and water shortages increase in the sunbelt and in Texas in particular, toilet-to-tap management of the drinking water supply will become more common. Challenging the "ick" factor, water from such a supply may actually be better quality than water mixed with surface water or underground aquifers, says engineering instructor Desmond F. Lawler in an op-ed in the Fort Worth Star Telegram. Lawler, who teaches at the Cockrell School of Engineering at the University of Texas ...

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