At the Toto showroom in Tokyo's Shinjuku, a row of toilets with spigots on their tanks is on display. A common water-conservation feature, the spigots are used for hand-washing, and the water is reused in flushing.
February 18, 2011 6:00 AM PST
Photo by: Tim Hornyak/CNET
| Caption by: Tim Hornyak
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