TIL American WW2 airplanes were sent to war unpainted starting in 1943. The polished surface made the planes faster and lighter, giving more range to all planes and more cargo hold for the bombers defensemedianetwork.com Submitted by PatmygroinB t3_10lcq1k on January 25, 2023 at 11:09 PM in todayilearned 134 comments 1,661
slater_just_slater t1_j5yj2yf wrote on January 26, 2023 at 1:30 PM There was no real need to paint high-altitude planes, also given they were designed to have relatively short lifespans, corrosion wasn't a concern. Bare aluminum still can corrode. Permalink 5
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