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TIL that when dashboard lights were first used in cars they were called "idiot lights" because drivers were frustrated by the warning lights used in place of gauges, making it more difficult to detect issues early since they only activated after one occurred.

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KOXmQ TIL Cork is made from the bark of a tree, Quercus suber, or the cork oak.These trees have thick, rugged bark from which cork is made. In cork cultivation you don’t have to chop down a tree to make corks, you can harvest the bark without harming the tree, and repeat it again in another 7-10 years.
XobX TIL That Iceland, Denmark and New Zealand are the top 3 most peaceful countries in the world. While UK ranks in as the 44th, and America as the 100th.
R5Nll TIL that Marc Bolan of T.Rex ad-libbed the line “Meanwhile, I'm still thinking” at the end of the band’s 1971 song “Bang a Gong (Get It On), because he originally desired to record Chuck Berry’s song “Little Queenie”. The line “Meanwhile, I’m still thinking” came from that Chuck Berry song.
J1RgV TIL In the 90s, Visa payments for online porn were supervised by a man called Dick Held. He was an ex-FBI agent and headed up Visa’s risk assessment division.
wLB78 TIL when your immune system fights an infection, it cranks up the mutation rate during antibody production by a factor of 1,000,000, and then has them compete with each other. This natural selection process creates highly specific antibodies for the virus.