Sentences with phrase «by burning coal tar»

Some dyes are created by burning coal tar and others are derived from petroleum byproducts like tartrazine and erythrosine.

Not exact matches

Not only does Q fail to consider the carbon to be released by burning coal but he also totally ignores the tar sands, oil shales, and heavy oils that are being targeted to supplement remaining oil supplies.

The landmark decision, affirming a challenge brought by the Sierra Club and allies at Earthjustice, WildEarth Guardians, and High Country Conservation Advocates, could have far - reaching implications for protecting our climate from the threat of mining and burning of coal, natural gas, tar sands, and other fossil fuels.