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S4:E18 The High Pressure Sodium Light: Ubiquitous, effective, but good?
First Aired: June 04, 2018
Ever wonder why street lights are orange? For such a fast-paced world technology-wise, it seems somewhat odd that we are still using such a strange color of light for outdoor lighting. Well it turns out it is still a pretty good light source, though with limited use and perhaps a not-so-obvious flaw.
