Thoron is primarily used in scientific research and environmental monitoring due to its radioactive properties. It is often employed in studies related to radon gas behavior, as thoron is a decay product of thorium and shares similarities with radon. In environmental monitoring, thoron detectors are used to measure its concentration in the air, particularly in areas with high levels of thorium in the soil. This helps assess radiation exposure risks in certain environments, such as mining sites or regions with naturally occurring radioactive materials. Additionally, thoron is utilized in calibration processes for radiation detection equipment, ensuring accurate measurements in various applications. Its short half-life makes it suitable for specific experimental setups where quick decay is advantageous.