you have also this air monitoring outdoor...this is picture is at India ...this also has a scintillator (this a multichannel analyzer) with sources of thallium, cesium 147 , cobalt 60, and germanium
Intel André Ventura " portugueses não querem trabalhar " Emigrantes
https://cheganos.com/andre-ventura-os-portugueses-nao-querem-trabalhar-nisto-video/
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