the lowest since the government began tracking gasoline prices. In some states, average costs fell below a dollar. These low prices were caused by the falling costs of crude oil, which wasselling on the New York Mercantile Exchangefor less than half of what...
Technical evaluations of cogeneration on the island of Oahu in the State of Hawaii, using eucalyptus and sugarcane as the biomass feedstock, indicated that high thermal efficiency was achievable and that the concept is technically viable. Economic evaluations of cogeneration, based on construction and ...