In 2009, Illinois used 38,881 tons of fly ash in highway construction; IDOT reported spending $1.75 million while reducing landfill use and cement demand
economictimes.indiatimes.comai-tools
Every time you drive over a stretch of the Illinois highway system, there's a good chance you're driving over waste from a coal plant. Yes, that sounds odd, but it's true; that's documented. Accordin… [+4598 chars]