Go to todayilearned by • TIL since 2020, white LED streetlights have been turning purple because of a defect during the manufacturing process between 2017 and 2019. The yellow phosphor coating was delaminating, and the blue LED began showing through, giving off a purplish glow. #ifttt #reddit #til

Reddit - Dive into anything Go to todayilearned by • TIL since 2020, white LED streetlights have been turning purple because of a defect during the manufacturing process between 2017 and 2019. The yellow phosphor coating was delaminating, and the blue LED began showing through, giving off a purplish glow. Tags: ifttt, reddit, reddit - dive into anythi, til via Pocket https://ift.tt/xcO7WQk May 03, 2023 at 12:25PM