| 21. | The use of radiation detectors, such as Geiger counters and scintillation counter is one such method.
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| 22. | Lead monoxide exists in two infrared radiation detector.
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| 23. | She borrowed a radiation detector and walked around her property, detecting nothing out of the ordinary.
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| 24. | The identification of electrons and positrons is achieved using a transition radiation detector ( TRD ).
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| 25. | Radiation detectors have been installed at 32 locations.
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| 26. | Now the traffic is controlled by " man trap " entrance cages, surveillance video, radiation detectors.
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| 27. | Without opening the containers, it would take an X-ray or radiation detectors to reveal what's truly inside.
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| 28. | Some ports are equipped with radiation detectors.
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| 29. | Officers are also using handheld radiation detectors.
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| 30. | "This article is about ionizing radiation detectors.
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