jen - 11/20/2006 1:56:06 AM
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aqeel - 11/4/2006 12:39:20 PM |
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uses of nickle
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the pure metal was first isolated by a swedish chemist named Axel Fredrick Cronstedt in 1751. It is hard durable qualities have long made nickel popular for coins- the U.S. five-cent peice is 25 per cent nickel, the rest is copper.
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