3.12 Electromagnetic uses

X-rays- Observing the internal structure of objects and materials and medicals applications.
Gamma rays- Sterilising food and medical equipment.
Radio waves- Broadcasting and communications.
Microwaves- Cooking and satellite transmission.
Ultraviolet- Fluorescent lamps.
Infrared- Heaters and nigh vision equipment.
Visible light- Optical fibres and photography.