NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Radium illumination
From: John Huth
Date: 2010 Sep 5, 19:42 -0400
"However, because of the short range of the alphas, it has to be intimately
mixed in with the Radium. There lies the problem."
From: John Huth
Date: 2010 Sep 5, 19:42 -0400
George wrote:
mixed in with the Radium. There lies the problem."
Yes, I concur, I had to look up the decay products.
There was this famous problem of people who painted watch faces with radium paint and ended up getting cancer from licking the brushes. I heard somewhere that modern rifle scopes use tritium for illumination of the reticles.