Severe respiratory problems can result in anyone exposed to the smoke and burning chemical particles that rain down over an area the size of a football pitch.

烟雾弥漫，燃烧着的化学颗粒大量落下，所涉及的区域几近一个足球场大小；暴露其中，任何人的呼吸系统都可能遭遇严重问题。

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Other threats from the Gulf oil spill include particulate matter generated by burning oil floating on the surface and from the large amount of chemical dispersants used.

海湾漏油造成的其它隐患，还包括飘浮在水面的石油在燃烧时以及大量化学融解剂所产生的微粒。

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There is also much surface pollution through burning fossil fuels and harmful chemical processes, as well as the usual detritus left over from your consumptive way of life.

还有化石燃料的燃烧和有害的化学过程造成的地表的污染，以及你们的消费社会的生活方式造下的日常垃圾。

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Part of a UN compound burned down after it was hit by chunks of the burning chemical which ignites on contact with air.

BBC: Israel 'to stop using white phosphorus shells'

The killer chemical is mainly produced by burning plastic and materials containing chlorine.

CNN: Warning -- this garbage is dangerous

The question is when storing of electricity in batteries or a fuel cell feedstock will become more eonomicial than burning a form of chemical energy to gain mechanical power.

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