Geiger counter,a device used for detecting radioactivity by its ionising effect on a gas at low pressure (contained in the cylindrical tube): the charged particles are counted mechanically & a reading is given on the dial or displayed audibly by a series of characteristic clicks) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Morgan, Hank |
Taille de l’image : | 3543 px × 2480 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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