Food colouring and other additives derived from coal tar have come in for some bad press recently. Hugh Westbrook delves into the issues surrounding tartrazine, saccharine and other ingredients ...

The popular pain-killing drug paracetamol, also known as acetaminophen, has always been made from chemicals derived from environmentally damaging coal tar or crude oil. Now researchers have ...

On Dec. 1, weathered coal tar oil breached the booms at National Grid’s $400 million Tidewater Landing site in Pawtucket, marking the second spill in the last month at the site.

coal tar vs. ASPHALT "It does what customers want it to do," she says, adding that they pick coal tar products over asphalt ones 85% to 90% of the time when both are offered.

The Rhode Island Department of Environmental Management said coal tar oil leaked into the Seekonk River from the land being readied for the Tidewater Landing development earlier this week. Mike ...

Coal tar might be the best, ... Canadian crude oil has different characteristics from Venezuelan crude oil, for example, and those differences will show up in a finished asphalt emulsion sealer.