Physics for IGCSE & O level - Rays And Waves (Section 7 - No. 41)
Which of these forms of electromagnetic radiation can be used to sterilize medical equipment?
X-rays
Gamma rays
Infrared radiation
Visible light
Giải thích
Gamma rays are used in the treatment of cancers, and for taking X-ray photographs. They also can be used for sterilizing food and medical equipment.