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or gas may be used to fuel the process. quicklime (cao) is grainy or fl oury in appearance. it is sifted into different fractions or ground to a fi ne fl our. flue gases from the process contain oxides of nitrogen (no x ), carbon dioxide (co ) and varying amounts of sulphur dioxide (so ). the manu facturing...
had risen nearly %, from us$ per barrel to nearly $ globally; us prices were significantly higher. the embargo caused an oil crisis, or "shock", with many short- and long-term effects on global politics and the global economy. [ ] it was later called the "first oil shock", followed by the oil crisis...