Heavy smoke blackened the Sky in Lanzhou
(chinadaily.com.cn) Updated: 2010-05-06 00:30 |
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Smoke and flames billow from a petroleum well at an oil refinery in Lanzhou, Northwest 皇冠体育app's Gansu province, May 5, 2010. The heavy smoke was caused by a technology adjustment and it may lead to air pollution, a manager with the oil refinery said. [Photo/Asianewsphoto] |
