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Uses of radiowaves

• Broadcasting (radio, TV)

• Mobile phones

• WiFi and Bluetooth

• GPS signals

• Radar systems

• Communication with spacecraft

Microwaves

• Microwave ovens (heating food)

• Satellite communication

• Weather radar

• Speed cameras

• Wireless networks (some frequencies)

Infrared waves

• Remote controls

• Thermal imaging cameras

• Night-vision equipment

• Heating (heat lamps)

• Optical fibre communication

• Sensors (motion detectors)

Visible light

• Human vision

• Photography and video

• Lasers (cutting, surgery, pointers, reading discs)

• Lighting

• Microscopes and telescopes

Ultraviolet

• Sterilisation and disinfection

• Detecting forged banknotes

• Sun beds

• Fluorescent lamps

• Medical and laboratory applications (UV spectroscopy)

• Vitamin D production in skin

X-rays

• Medical imaging (bones and teeth)

• Security scanners (airports)

• Industrial inspection (cracks in metal)

• Astronomy (studying high-energy cosmic objects)

Gamma rays

• Cancer treatment (radiotherapy)

• Sterilising medical equipment

• Killing bacteria in food (food irradiation)

• Nuclear industry

• Scientific research (nuclear and particle physics)