Recycling transforms fly ash into #039;ecominerals#039;
Philip Michael explains an innovative recycling technology which is transforming coalfired power station waste (fly ash) into valuable, ''ecominerals'' on an industrial scale. RockTron''s new plant at Fiddler''s Ferry in Widnes, Cheshire, UK (Fig. 1), has the capacity to recycle up to 800,000 tonnes of fly ash a year.