CRYSTAL CITY, VA. — There have been a lot of steps taken to conserve water, such as low-consumption water closets and low flow fittings, but there are plenty of steps that can still be taken that rely on existing technology and aren’t particularly difficult. Nationally known engineer Bill Hoffman covered some of them in his presentation, “Three Emerging Technologies that Save Water and Energy,” at the International Emerging Technology Symposium here in late April. At ...

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