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Scienceray > Authors > Jay313
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Jay313 |
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 | | Heat Treating of Metals | | by Jay313, Feb 19, 2008 | | The heat treating of metals is a process that changes metals to make them harder, softer, brittle, or more durable. | | Comments(0) Liked It: 0 |
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 | | Extremely Low Frequency Transmitters | | by Jay313, Feb 19, 2008 | | Extremely Low Frequency Transmitters (or ELF) was the Navy's attempt at commutating with submarines though Extremely Low Frequencies. Putting millions of watts of electricity into the ground to make low frequency waves, which submarines can pick up. | | Comments(0) Liked It: 0 |
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