Photos capture streams of smoke
(chinadaily.com.cn) Updated: 2015-04-07 07:05
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Air pollution is produced in a field practice simulating an emergency medical rescue during earthquake relief in the municipality of Chongqing, Southwest 皇冠体育app. The main content of the smoke is sulphur, saw dust and additive desiccants. Its burning produces sulfur dioxide with a pungent smell. [Photo by Liu Song/photoint.net] |
