WASHINGTON, Sept. 8, 2010 — Biodiesel fuel could be produced from municipal sewage sludge at a cost that is within a few cents a gallon of being competitive with conventional diesel refined from petroleum, according to the latest episode in the …
Electronic products pollute our environment with a number of heavy metals before, during and after they’re used. In the U.S. alone, an estimated 70% of heavy metals in landfill come from discarded electronics. With flat screen TVs getting bigg…
BOSTON, Aug. 22, 2010 — Find dusting those tables and dressers a chore or a bore? Dread washing the windows? Imagine keeping dust and grime off objects spread out over an area of 25 to 50 football fields. That’s the problem facing companies…