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Re: [TCML] parker globe for sale
I suspect the plastic was added to prevent breakage and possible lawsuits.
Suppose we should close this non-Tesla thread.
On Sun, Aug 23, 2009 at 8:31 AM, Ed Phillips <evp@xxxxxxxxxxx> wrote:
> Related to "plastic bulb" of RS plasma globe. My observation is correct
> but misleading. On closer inspection the outside of the globe is indeed
> glass but covered with a thin coating of plastic, just enough to show a
> scratch and make the bulb "feel warmer than glass" because of the lower
> thermal conductivity. Should have kept my mouth shut!
> Ed Phillips wrote:
> I can scratch it with the tip of an Exacto knife. I was surprised too
>> when I bought it. No model # on it.
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