by nospam@[EMAIL PROTECTED]
(Paul Ciszek)
Mar 22, 2008 at 12:25 AM
In article <cj98u35rcf2epm30iaqb4bhocco152tkhu@[EMAIL PROTECTED]
>,
Joy Beeson <jbeeson@[EMAIL PROTECTED]
> wrote:
>
>Several years ago, I started noticing green yard lights that flicker
>like sodium-vapor lights and fluorescents, and they have gradually
>become more common. Now green street lights have begun to appear.
>What sort of light is this -- and what makes it green?
Could it be these?
http://en.wikipedia.org/wiki/Metal_halide_lamp
I have heard them described as greenish, though the Wiki article doesn't
say so.
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