By Ben Aris in Berlin Donald Trump’s grab of Venezuela’s oil is not just about making money. He is also grabbing an ultra ...

Oil sludge treatment and recovery remain critical challenges in environmental remediation and resource recovery, due to the hazardous nature of sludge generated in petroleum refining and related ...

Consumers saddled with sludge-clogged Toyota engines may soon get some help from the Japanese auto giant under the terms of a class-action lawsuit settlement that covers roughly 3.5 million Toyota and ...