Waste products from oil-shale development are not hazardous and thus would not have to be treated as such, the U.S. EPA ruled this week, thereby lowering the costs of developing oil-shale deposits on public lands in the U.S. West.
Waste products from oil-shale development are not hazardous and thus would not have to be treated as such, the U.S. EPA ruled this week, thereby lowering the costs of developing oil-shale deposits on public lands in the U.S. West.
