Sentences with phrase «various industrial wastes»
Scientists looking for new cleaning compounds mixed onion and garlic leftovers from canning factories with various industrial wastes.
http://discovermagazine.com/ Not exact matches
He says the Onondagas» concerns continue to lie in the fact that 80 to 90 percent of industrial waste, dumped by various companies over the years, still lines the west shore of what was once called the most polluted lake in the country.
«On a microscopic scale various layers of cement appear, and each one provides information on the moment when they precipitated, the conditions that existed, etc.» Secondly, they analysed the materials trapped in these cements where «we found foundry slag from the industrial revolution, even waste bearing the seals of European companies that used to dump their slag when they arrived with their vessels.
How CHP works is by using the heat that would otherwise be wasted in exhaust gases from fossil combustion systems, such as flue gases from a coal - or biomass - fueled boiler or exhaust from a gas turbine or reciprocating engine, to produce steam and / or hot water for various industrial or commercial needs.