electricity production in much of the country uses coal—not a clean-burning source. High-voltage home chargers can be expensive, and public chargers scarce. Pros: Thirty-percent better fuel ...

gas-fired station (shortest start-up time) oil-fired station coal-fired station nuclear power station (longest start-up time) Nuclear power stations and coal-fired power stations usually provide ...

Those in the sealcoating industry who rely on refined coal tar sealer might face a more challenging year in 2007 than they faced last year. While many of the difficulties the industry is likely to ...