![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 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](https://external-preview.redd.it/til-since-2020-white-led-streetlights-have-been-turning-v0-XceV_nRvI4tIDDuPzkNpiRFf4JlSUJPE5a_k9i3GxRs.jpg?width=1080&crop=smart&auto=webp&s=146ba6bd76ea2fb83443435380094bd2b1caecfc)
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
![New LED streetlights could damage eyesight and disrupt sleep, warns Public Health England | The Independent | The Independent New LED streetlights could damage eyesight and disrupt sleep, warns Public Health England | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2018/04/03/09/led-streetlight.jpg?width=1200)
New LED streetlights could damage eyesight and disrupt sleep, warns Public Health England | The Independent | The Independent
![LED streetlights are energy efficient, but are they environmentally friendly? It's complicated | WLRN LED streetlights are energy efficient, but are they environmentally friendly? It's complicated | WLRN](https://npr.brightspotcdn.com/dims4/default/9297060/2147483647/strip/true/crop/3024x4032+0+0/resize/880x1173!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2F22%2F0e%2Fc946baf3471a9bfa462e893743b2%2Fimg-2304.jpeg)