Toyota Motor Corp. said Friday that it was sending letters to 3.3 million Toyota owners in the U.S. in hopes of resolving a potential engine problem. Faced with a small but steady stream of complaints ...
What is Refinery Oil Sludge, Why is it Toxic, and How is it Disposed Of? Vast amounts of refinery oil sludge are produced from the process of crude oil refining. Refinery oil sludge contains toxic ...