askpari ♦ November 8, 2009 ♦ 4 Comments
Kerosene is a kind of oil that is used as a fuel for jet engines and for burning in lamps and in stoves—especially camping equipment—for lighting or cooking. Most kerosene comes from petroleum, the oil that comes from oil wells. Petroleum is a mixture of many materials. Separating petroleum into its many parts is called …
askpari ♦ September 15, 2009 ♦ Leave a comment
An iron nail left in a damp places will soon be covered by rust. The rusting of iron is an example of oxidation. That is, when iron rusts, it actually “burns up”. But the rusting process is very slow and does not produce heat fast enough to cause a flame. In this process, the iron …
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