One main advantage of a Geiger-Muller detector is __________.

A key advantage of a Geiger-Muller detector is its portability. This type of radiation detection device is designed to be lightweight and compact, making it easy to carry and use in various field situations. Its portability allows for quick assessments of radiation levels in different environments, which is essential for safety in numerous applications, including health physics, environmental monitoring, and emergency response scenarios.

While sensitivity, specificity, and precision are important characteristics for radiation detectors, the Geiger-Muller detector is primarily valued for its ease of transport. Sensitivity typically refers to the detector's ability to respond to low levels of radiation, but the Geiger-Muller is often less sensitive compared to other types of detectors like scintillation counters. Specificity relates to the ability of a detector to identify particular types of radiation, which can be a limitation for Geiger-Muller detectors that respond to a broad range of radiation types. Precision involves the reproducibility of measurements, which can vary with Geiger-Muller detectors due to factors like counting statistics and detector design. Thus, while these other characteristics are important for certain applications, the standout feature of portability makes the Geiger-Muller detector particularly advantageous in many practical scenarios.