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2. Lava lamp - Wikipedia

   en.wikipedia.org/wiki/Lava_lamp

   Lava lamps An original Mathmos Astro lava lamp. A lava lamp is a decorative lamp, invented in 1963 by British entrepreneur Edward Craven Walker, the founder of the lighting company Mathmos. It consists of a bolus of a special coloured wax mixture inside a glass vessel, the remainder of which contains clear or translucent liquid.

3. Mathmos - Wikipedia

   en.wikipedia.org/wiki/Mathmos

   The Mathmos lava lamp formula developed initially by Craven-Walker in the 1960s and then improved with his help in the 1990s is still used. [5] Lava lamp sales by Mathmos have been through a number of ups and downs. After selling millions of lamps worldwide in the 1960s and 70s, they did not revive until the 1990s.

4. Edward Craven Walker - Wikipedia

   en.wikipedia.org/wiki/Edward_Craven_Walker

   Edward Craven Walker (4 July 1918 – 15 August 2000) was a British inventor, [1] who invented the psychedelic Astro lamp, also known as the lava lamp. [ 2 ] [ 3 ] [ 4 ] War record

5. Lavarand - Wikipedia

   en.wikipedia.org/wiki/Lavarand

   Lavarand, also known as the Wall of Entropy, is a hardware random number generator designed by Silicon Graphics that worked by taking pictures of the patterns made by the floating material in lava lamps, extracting random data from the pictures, and using the result to seed a pseudorandom number generator.

6. What Really Happened to Orbitz? Here's How the 'Lava Lamp ...

   www.aol.com/really-happened-orbitz-heres-lava...

   Orbitz Drink. If you were a child born in the 1980s, then there’s a good chance that you are one of many '80s babies who have a fandom for the unique trends and cultures of the 1990s.This in ...

7. Incandescent light bulb - Wikipedia

   en.wikipedia.org/wiki/Incandescent_light_bulb

   Since electric energy they use costs more than the cost of the bulb, general service lamps emphasize efficiency over long operating life. The objective is to minimize the cost of light, not the cost of lamps. [76] Early bulbs had a life of up to 2500 hours, but in 1924 the Phoebus cartel agreed to limit life to 1000 hours. [141]