Search results for: "nitrogen"


Acid rain

abraizsarwar

When rain falls through polluted air, it comes across chemicals such as oxides of sulphur and nitrogen. These chemicals interact with……

by abraizsarwar

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Coal

abraizsarwar

Coal is a blackish, complex mixture of compounds of carbon, hydrogen and oxygen. It also consist small amounts of nitrogen and sulphur……

by abraizsarwar

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AIR POLLUTION

usamamanzoor

  Pollution is one of the biggest problems in the world. The word pollute means destroy the purity of things, to make every things……

by usamamanzoor

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