File:Gaseous tritium light source.jpg

Summary
Description English: A Gaseous tritium light source Date	17:37, 24 December 2010 (UTC) Source	Own work (Original text: I (Teravolt (talk)) created this work entirely by myself.) Author	Teravolt (talk) https://commons.wikimedia.org/wiki/File:Gaseous_tritium_light_source.jpg