Tons of oil-refining waste known as petcoke is on the move from Indiana across the country, and the Natural Resources Defense Council is watching. The group worked with people who live along the Calumet River in South Chicago, Ill., to keep a BP facility in Whiting, Ind., from dumping it near their neighborhoods.
Petroleum coke or "petcoke" is more than 90 percent carbon, and Josh Mogerman, NRDC deputy director of national media, said the toxic dust gets airborne and ends up everywhere - on homes, cars and yards, and in people's lungs, too.