Tag Archives: Iron
What is brass made of?
askpari ♦ October 24, 2012 ♦ 1 Comment
Brass is a yellowish metal made by melting copper and zinc together. Brass is hard and strong and holds a bright finish. Many of the metal things we use today are made of brass. Brass is a long wearing, yellowish-colored metal that is used in making such familiar things as brass doorknobs, pins and brass …
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Why does silver tarnished?
askpari ♦ May 2, 2010 ♦ 4 Comments
Silver is a shiny, white metal. But unless polished on occasion, objects made of silver may soon lose their brightness and become coated with a dull film. When silver turns dark, we say it is tarnished. Silver tarnishes for almost the same reason that iron gets rusty. In fact, the word “tarnish” is used for …
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Why does iron rust?
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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What is the Statue of Liberty made of?
askpari ♦ May 27, 2009 ♦ 2 Comments
The Statue of Liberty is one of the United States’ most famous monument. This colossal statue of a robed lady with a torch in her raised right hand and carrying a tablet in her left, stands on Liberty Island in New York Harbor. It is made of more than 300 copper sheets over a steel …
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