Fiber Laser
A fiber laser (or fibre laser in British English) is a laser in which the active gain medium is an …
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Tropical Rain Forest
Tropical rainforests are rainforests that occur in areas of tropical rainforest climate in which there is no dry season – …
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Air Travel
Air travel is a form of travel in vehicles such as airplanes, jet aircraft, helicopters, hot air balloons, blimps, gliders, …
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