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mountain mad | 01:25 Wed 28th Jun 2006 | Science
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Is it cheaper to leave a fluorescent ght on all day than to turn it off each time?
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Avatar Image mibn2cweus
Turn them off if you will be gone for more than about 15-20 minutes. For details click here
06:22 Wed 28th Jun 2006
Avatar Image Andjew
I once worked in a factory that made flourescent light fittings. I was told it is cheaper on electicity to leave one on all day than to turn it on and off twice. because of the electricity they use to start up.
23:30 Thu 29th Jun 2006

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