On 20/02/15 16:26, Brian Gaff wrote:
What about the trimfones btalite gas filled tube behind the dial?

Tritium

I can recall being rather appalled back in the 60s when we found my
grandfathers old alarm clock in a drawer, still glowing from dots of
something or other after 10 years. I doubt it would be adangerous unless you
strapped it to yourself for a while though.


We binned it.
Brian