Fluorescent lights flicker at 60Hz. Some people can detect this and it will 
give them a headache. I have a friend from UK who has this problem.

----- Original Message ----- 
From: "Derek Kalweit" <[EMAIL PROTECTED]>
To: "ProFox Email List" <[email protected]>
Sent: Tuesday, July 24, 2007 4:57 PM
Subject: Re: [NF] New processors present problems, payoff


>> I cant stand them. Give me a headache
>
> Which ones? Flourescent lights come in many color depths, varieties,
> etc. In fact, flourescent lights are true-er to natural light than
> incadescents if you get the 7200k bulbs-- they're used as grow lights,
> even(I did this to grow hundreds of hybrid poplar trees from cuttings
> last year).
>



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