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2. Architectural glass - Wikipedia

   en.wikipedia.org/wiki/Architectural_glass

   Before the float process, mirrors were plate glass as sheet glass had visual distortions that were akin to those seen in amusement park or funfair mirrors. In 1918 the Belgian engineer Emil Bicheroux improved the plate glass manufacturing by pouring molten glass between two rollers, which resulted in more even thickness and fewer undulations ...

3. Mirror - Wikipedia

   en.wikipedia.org/wiki/Mirror

   In X-ray telescopes, the X-rays reflect off a highly precise metal surface at almost grazing angles, and only a small fraction of the rays are reflected. [36] In flying relativistic mirrors conceived for X-ray lasers, the reflecting surface is a spherical shockwave (wake wave) created in a low-density plasma by a very intense laser-pulse, and ...

4. List of largest optical telescopes historically - Wikipedia

   en.wikipedia.org/wiki/List_of_largest_optical...

   Reflector – Segmented, 36: World's largest 2009: ORM, La Palma, Canary Islands, Spain: 2009 Large Binocular Telescope (LBT) 8.4 m x 2 (22.8 m LBTI) [5] 464.5" glass mirror reflector – Multi-mirror (2) World's largest 2008 with Beam Combiner: Mount Graham International Observatory, Arizona, USA: 2005 Hobby-Eberly Telescope: 9.2 m: 362 ...

5. Infinity mirror - Wikipedia

   en.wikipedia.org/wiki/Infinity_mirror

   A self-contained infinity mirror used as a wall decoration. In a classic self-contained infinity mirror, a set of light bulbs, LEDs, or other point-source lights are placed around the periphery of a fully reflective mirror, and a second, partially reflective "one-way mirror" is placed a short distance in front of it, in a parallel alignment.

6. FDA Issues Urgent Warning on Dangers of Common Dog Medication

   www.aol.com/lifestyle/fda-issues-urgent-warning...

   The United States Food and Drugs Administration is warning pet owners about a common medication given to pets to treat arthritis. The F.D.A. now says that the drug Librela may be associated with ...

7. Why Elephants Have Big Ears: The Secret to Staying Cool

   www.aol.com/why-elephants-big-ears-secret...

   Elephants have massive ears to help regulate their body temperature. They have huge blood vessels in their ears. The blood vessels are large and quite visible on the backs of the elephant’s ears.