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"Waterless urinals still haven&amp;#039;t quite broken through to the mainstream, but they can save users billions of gallons of water over standard models. Read on to find out how they work, and stay safe and sanitary."^^<http://www.w3.org/2001/XMLSchema#string>
<http://home.howstuffworks.com/10-facts-about-waterless-urinals1.htm>