Santa Rosa Startup to Roll Out Environment-Friendly Concrete

(Press Democrat 1-29-09) A Santa Rosa startup has developed a new recipe that could reshape the way builders use one of the world's most common construction materials -- concrete. They have a patent pending on the proprietary mix, which uses crushed concrete from demolished roads and buildings, fly ash from coal-burning power plants, cement, and a stew of fibers and tiny particles.

http://www.pressdemocrat.com/article/20090129/NEWS/901290373/1036/NEWS07?Title=Santa_Rosa_startup_to_roll_out_environment_friendly_concrete