2workigo t1_iy5xuv4 wrote
Reply to comment by indy_cision in Eli5 why do traffic lights have red, yellow and green color? Why not use other colors so that even colourblind people can drive. by [deleted]
Yep. I don’t know why I didn’t think of that. In my area the vast majority of traffic lights also seem to be surrounded by street lights so the entire stop light is illuminated at night. I was hypocaffeinated this morning, that’s my excuse. Thanks for replying, it makes sense!
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