Radiopure is an important term used in many scientific fields that refers to materials or substances which are free from radioactive impurities. This is particularly important in areas such as nuclear physics or medical imaging, where the presence of even tiny amounts of radioactive contaminants can severely impact the accuracy of results. Synonyms for radiopure include "radioisotope-free," "non-radioactive," "radioactivity-free," and "radiation-free." Other related terms include "radiosafe," "radiologically clean," and "low-background." The use of these synonyms helps to emphasize the importance of maintaining a pure and contamination-free environment in scientific research, as well as in medical diagnosis and treatment.