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Copper

Part 1 of Paper
....e broken down into differnet substances by normal chemical means. Copper was one of the first metals known to humans. People liked it because in it’s native condition, it could easily be beaten into weapons or tools. Copper has been one of the most useful metals for over 5000 years. Copper was probably used around 8....

Part 2 of Paper
....zards. Miners wear hats made of iron or very hard plastic. This is to protect them from falling rocks. Lamps are also attached to these helmets in case some of the lighting in the mine goes out leaving a miner stranded in the dark. One of the biggest problems with mining is that in some places dangerous gas’s may exist, like Carbon Monoxide. In the past we had very cruel and inhuman ways to detect harmful gases. One of these ways was the use of canaries. Miners would let them fly into a part o....

Number of words: 664 - Approximate pages: 3

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