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From: good@pixar.com (Marsey doats and doesey doats but little lambsie divey)
Subject: Re: Turning off lights
Message-ID: <1991Mar23.203207.6686@pixar.com>
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Organization: Pixar -- Point Richmond, California
References: <1268@bbx.basis.com> <1991Mar18.213242.10174@mcs.anl.gov> <18627@milton.u.washington.edu>
Date: Sat, 23 Mar 1991 20:32:07 GMT

In article <18627@milton.u.washington.edu> iho@akbar.UUCP (Il Oh) writes:
:carter@mcs.anl.gov (Richard Carter) writes:
:
:Given this information, I don't think turning it off and on just one more
:time will make that big of a difference.  Afterall, the power company is
:doing it 120 times every second.

The exfoliation and mechanical stress are related to heating up a cold
filament.  In AC operation I rather suspect the temperature is quite stable.
If you let the bulb cool off (ie: stop producing light) and switch it back
on, it's more likely to break down the filament.


-- 
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