› added 3 years ago

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TIL: Airports have Zambonis for cleaning airplane tire rubber off the surface of runways

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rRyyM TIL skid marks are not caused by pieces of rubber from the tire being deposited on the road. Skid marks are actually bituminous oils in the asphalt that are heated because of the friction of braking or accelerating rising to the surface, leaving dark marks.
59WB TIL Brazil gets 85% of it’s energy from renewable sources
8akaa TIL home AC power lines and outlets can carry Ethernet signals.
WkQKo TIL that since American baby names' popularity started to be recorded in 1880, only one girls' name has remained around the top 25: Elizabeth. It reached a high of #3 in 1887, low of #26 in 1948, and was the 17th most popular girls' name in 2017.
QNNM9 TIL The London Underground has its own subspecies of mosquito that lives exclusively in the stations and tunnels