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Re: What about this experiment? Was Neon Tube sources.
Hi, most lamps that have white powder used mercury to help make
ultraviolet,very old lamps used a lot of mercury and the powder was more
toxic. Many of the new lamps have little or no mercury. Any one into neon
signs can tell you more...cul brian
----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Wednesday, November 08, 2000 8:05 PM
Subject: Re: What about this experiment? Was Neon Tube sources.
> Original poster: Terry Fritz <twftesla-at-uswest-dot-net>
>
> Hi Garry,
>
> I "think" the powder in florescent tubes is supposed to be toxic?? Better
> be kind of careful until sure...
>
> I think the powder converts UV light to visible. The gap as plenty of UV
> but I don't think the streamers have enough? Probably have to try this
one
> out to see what happens...
>
> Cheers,
>
> Terry
>
> At 04:17 PM 11/8/2000 -0800, you wrote:
> >I wonder if you can take old florescent tubes and use a kind of brush to
> >scrape the white powder inside that emits light when exposed to an
electric
> >field and paint a sign over a sheet of glass or plastic using clear
varnish
> >or glue and sprinkle this powder over the letters while it is still
sticky.
> >
> >Would the letters possibly emit light when the sign is brought close to
the
> >Tesla coil without needing a vacuum?
> >
> >I bet this would make a most impressive display.
> >
> >-----Original Message-----
> >From: Tesla list [mailto:tesla-at-pupman-dot-com]
> >Sent: Wednesday, November 08, 2000 4:01 PM
> >To: tesla-at-pupman-dot-com
> >Subject: Re: Neon Tube Sourcings?
> >
> >
> >Original poster: Megavolt121-at-aol-dot-com
> >
> >Harvey, all
> > If you aren't looking for any certain designs/ colors of neon tubes,
> >check your local neon shop for scrap pieces they have either from taking
> >down
> >old signs or ones that weren't "perfect" enough for sale.
> >
> >-alan
> >
> >
>
>
>