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Gamma radiation level of vintage 1B22 tube, radium 226. TheOldScientist 6:33 12 years ago 5 145 Скачать Далее
Ra-226 Radium-226 Paint Glows in Ultraviolet UV Light RH Electronics 0:51 3 years ago 700 Скачать Далее
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"SUV giá siêu rẻ" của Pháp mới ra mắt: Đẹp lịm tim, giá 226 triệu, rẻ hơn Hyundai Grand i10 | Xe 360 Xe 360 3:21 2 days ago 480 Скачать Далее
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Antique wrist watch with radium paint Ra-226 one minute gamma spectrum RH Electronics 1:28 5 years ago 321 Скачать Далее
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Moving DP-2 Scale With A 200uCi Ra-226 Source Radium Quetzal Extra 0:37 3 years ago 663 Скачать Далее
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