
Saving Water A Flush At A Time
NPR
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Flushing toilets can consume a lot of water. So Tak-Sing Wong, a biomedical engineer at Penn State University, is trying to minimize how much is ne... more
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Flushing toilets can consume a lot of water. So Tak-Sing Wong, a biomedical engineer at Penn State University, is trying to minimize how much is ne... more