Re: A question about UV and homemade plasma globes

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "David Speck" <dave-at-davidspeckmd-dot-org> 

Adam,
The glass of a pickle jar will block most shortwave (harmful) UV.
That's the same effect that prevents you from getting a suntan through a 
window.  Short wave UV tubes are constructed with quartz envelopes which 
are transparent to short wave UV.

HTH,
Dave

Tesla list wrote:

>Original poster: "mercurus2000" <mercurus2000-at-cox-dot-net>
>I was wondering, after messing around with one of my homemade handpump 
>plasma globes, using a large pickle jar, I noticed it produces a small 
>amount of UV light after seeing different neon objects and other UV 
>sensitive material
>fluoresce, is there any real danger from shortwave UV from a standard 
>evacuated pickle jar using a small powered flyback?
>Adam
>