Parabolas in Real Life - Solar Furnaces and Buildings that Unintentionally Burn Things
[b][size=200][size=150]The world's largest solar furnace is at Odeillo in the Pyrénées-Orientales in France[/size][/size][/b]
[size=100][size=150][b]The rays are focused onto an area the size of a cooking pot and can reach 3,500 °C (6,330 °F).[br][/b][b][br]As a comparison, the surface of the sun is 6000°C (11000°F).[br][/b][/size][/size]
Skip to the 4 minute mark of this video...
The architect of this Las Vegas hotel should've paid attention in math class!
[url=http://www.dailymail.co.uk/news/article-1315978/Las-Vegas-hotel-death-ray-leaves-guests-severe-burns.html]Click here for an article on the Vegas hotel and its "Death Ray"[br][br][/url][url=https://www.nbcnews.com/sciencemain/london-skyscraper-can-melt-cars-set-buildings-fire-8C11069092]Click here for an article by a London building from the SAME architect with the headline: "This London skyscraper can melt cars and set buildings on fire"[/url]
Sources:[br]https://en.wikipedia.org/wiki/Solar_furnace[br]http://forum.tempt.ee/topic.php?topic=322[br]http://jugglu.com/top-strangest-buildings-world.php/worlds-largest-solar-furnace-in-france