Sure, they save money, but the LEDs in the most modern traffic lights have a major drawback. Unlike the old, wasteful incandescent traffic bulb, which melted the snow that built up on them, LED lights don't give off enough heat to melt any snow that builds up on them during a blizzard.
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Thursday, December 17, 2009
Unintended consequence of technology
Sure, they save money, but the LEDs in the most modern traffic lights have a major drawback. Unlike the old, wasteful incandescent traffic bulb, which melted the snow that built up on them, LED lights don't give off enough heat to melt any snow that builds up on them during a blizzard.
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2 comments:
Some bright engineer is going to have to figure out how to make a solar melting thingy. I think all road surfaces should be solar panels. Think how much power and jobs that would generate. Royce
Royce, it's almost as though you had read an earlier blog post and then forgot about it, as if it were a dream....
http://whitenois.blogspot.com/2009/09/wow-just-wow.html
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