Troy has received a state grant to help bring wastewater residue ponds into compliance with environmental permit standards ...

Toyota Motor Sales U.S.A. Inc. has reached a tentative agreement to settle a nationwide class action by Toyota and Lexus owners who complained their car engines were damaged by oil sludge. A federal ...

A mechanic at TN Automotive didn’t expect a history lesson when tearing down a Ford engine. Buried inside was a relic from a retail era most Americans barely remember anymore: a Kmart-branded oil ...

Municipal sludge, a rapidly growing by-product of wastewater treatment, has considerable energy potential but remains challenging as a biofuel feedstock due to its high nitrogen content, which ...