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"TreeHugger has seen a few different water-saving sink/toilet combinations in the past, but there's always room for one more smart implementation of graywater recycling on these pages. Take a gander at Sinkpositive from Environmental Designworks, a handy"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/bathroom-design/sinkpositive-save-water-wash-your-hands.html>