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ID number:681705
Evaluation:
Published: 30.09.2002.
Language: English
Level: Secondary school
Literature: n/a
References: Not used
Extract

The laser is one of the most advanced tools we have in our
civilization. Lasers are powerful enough to cut through a thick piece of steel, yet can be used in medical surgery. Lasers are used in the army, not for guns, for range finding and a whole lot more.
Most people don't know where the idea of the laser came from. The
idea for the laser came from a machine called a maser. The maser was a tool that was able to strengthen, or amplify radio and light waves. The first laser was made in California in 1960. It was built by Theodore Maiman and a group of American scientists.…

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