Author Topic: Streetlights  (Read 863 times)
micole66
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Streetlights « on: June 11, 2017, 11:18:37 AM » Author: micole66
Is true that all White streetlights that i see are all Mercury vapor? Yes or no?
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Medved
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Re: Streetlights « Reply #1 on: June 11, 2017, 12:22:36 PM » Author: Medved
Is true that all White streetlights that i see are all Mercury vapor? Yes or no?

Not necessarily. There are many other white technologies in wide use:
- metal halide
- fluorescent (both metal electrode, as well as induction)
- recently (last decade) came LEDs
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