How are gamma rays used in our everyday life?

Gamma rays are utilized in several practical applications in everyday life, primarily in the fields of medicine and industry. In healthcare, they are used in cancer treatment through radiation therapy to target and destroy malignant cells. Additionally, gamma rays play a critical role in medical imaging, particularly in PET scans, which help diagnose various conditions. In industry, they are employed in non-destructive testing to inspect materials and structures for flaws without causing damage.