Putting Green Technology Into Bricks

(Aggregate Research.com 11-4-09) Amid buzz about algae biofuel and electric cars, some start-ups hope to use "green" technology to reinvent more mundane products like bricks and cement. CalStar Products Inc. plans to open a factory next month to make bricks from fly ash, a byproduct of coal burning. It claims to use roughly 85% less energy than traditional clay brick manufacturing, with an equivalent reduction in carbon-dioxide emissions.
 
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