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The use of lasers is very important in [[science]] and [[medicine]]; they have also become ubiquitous in [[CD-ROM]] and [[DVD]] players and as pointers.
The use of lasers is very important in [[science]] and [[medicine]]; they have also become ubiquitous in [[CD-ROM]] and [[DVD]] players and as pointers.
Lasers have been used to demonstrate certain laws of physics, such as the fact that light bends around strong gravitational fields.
[[category:technology]]
[[category:technology]]