What is a common application of gamma radiation in industry?

Gamma radiation has multiple applications in various fields, illustrating its versatility and effectiveness. One common application is food preservation, where gamma rays are utilized to kill bacteria and parasites, extending the shelf life of products while maintaining their nutritional quality. In medical settings, gamma radiation is essential for imaging techniques such as PET scans, which help visualize processes within the body. Additionally, radiation therapy employs gamma rays to target and destroy cancer cells, a critical component of cancer treatment protocols.

Since each of these applications demonstrates a significant use of gamma radiation in different industries—food safety, medical diagnostics, and therapeutic measures—the correct answer encompasses all these functions, highlighting the widespread relevance and utility of gamma radiation across various sectors. By understanding these applications, one can appreciate the profound impact that gamma radiation has on industry and health services.