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TIL that the mirrors required for the production of advanced microchips are so flat that if scaled to the size of Germany the highest point will only be a tenth of a millimeter. Because of that the German technologies company "Zeiss" is the only one in the world able to produce these mirrors.

Read more zeiss.com

via reddit.com

9w0xp TIL: The VOC had quasi governmental powers, such as waging war and coining currency
5ZgB TIL On Aug 21, 2017 there will be a complete solar eclipse that will travel the length of the US continent, from Oregon to South Carolina, in 90 minutes. This route is referred to as the Path of Totality and for 2 min and 41 seconds it will seem like night in the middle of the day.
QwOL TIL being unpopular increases our chance of death more strongly than obesity, physical inactivity or binge drinking
QJjy9 TIL that the Boeing 737 had rudder issues during the 90s. There were three incidents(Two fatal). These problems caused 157 people to lose their lives. This was the longest FAA investigation in history.
691nw TIL that In 2017, a team of geologists from New Zealand, New Caledonia, and Australia concluded that Zealandia is a submerged continent, not a microcontinent or continental fragment. The continent's large size and isolation from Australia support its definition as a continent.