At 06:43 AM 1/1/99 +0700, Hanafi Tanudjaja wrote:
>In my local market,there is like neon tube lamp with blue/violet in
>color.People ussually
>used this lamp to differentiat between fake and original money.Is this
>germicidal lamp ?.
>
>Hanafi T

The lamp you want has a glass-clear case, not white, black, or any other color.
The light it emits is very bad for your eyes, it should not be used where
you can see the light.
The part that you can actually see is very dim compared to the part you
can't see.