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2. Surgical lighting - Wikipedia

   en.wikipedia.org/wiki/Surgical_lighting

   Many operating room lights used halogen lamps [1] [2] or xenon lamps, [3] some with backup lamps that operated in case of lamp failure [4] until the advent of Light-emitting diodes as light sources since 2007 [5] which remove the problem of heat radiation and reduce energy requirements. [6]

3. Operating theater - Wikipedia

   en.wikipedia.org/wiki/Operating_theater

   The operating table in the center of the room can be raised, lowered, and tilted in any direction. [2] The operating room lights are over the table to provide bright light, without shadows, during surgery. [2] The anesthesia machine is at the head of the operating table. This machine has tubes that connect to the patient to assist them in ...

4. Light-emitting diode - Wikipedia

   en.wikipedia.org/wiki/Light-emitting_diode

   One-color light is well suited for traffic lights and signals, exit signs, emergency vehicle lighting, ships' navigation lights, and LED-based Christmas lights Because of their long life, fast switching times, and visibility in broad daylight due to their high output and focus, LEDs have been used in automotive brake lights and turn signals.

5. News, Politics, Sports, Mail & Latest Headlines - AOL.com

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

6. Clothes iron - Wikipedia

   en.wikipedia.org/wiki/Clothes_iron

   These are useful for light loads only. Battery power is not viable for irons as they require more power than practical batteries can provide. (advanced feature) 3-way automatic shut-off (advanced feature) self-cleaning (advanced feature) Anti-scale to help remove lime scale buildup from using hard water for a long time.

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   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.