Brazilian independent power generator Epasa faced significant environmental and operational challenges with heavy fuel oil sludge. Through innovative engineering and problem-solving, the company ...

Very soon the first green fuel will be made from the sludge in our wastewater. This is the culmination of many years of research and the first oil is planned for delivery to a refinery in the Danish ...

The oil inside your car's engine can sludge up with neglect and infrequent oil changes. Sludge is a nasty contaminant that can destroy an engine if not given attention, but timely oil changes are a ...