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