“The black sludge from Venezuela is processed into a variety of petroleum products.”

“But then the story sinks into sentimental sludge as it brings on a young lawyer, pallidly played by Rob Morrow, to argue her cause.”

“Incinerators are designed to destroy gases, liquids, solids, sludges, and slurries at high temperatures.”

“Thus, the present invention advantageously avoids the production of tailings sludges caused by clay dispersion.”

“Food waste, process waste and non-hazardous sludges are some examples of waste streams where there are serious difficulties, Dr Kelly said.”