Low frequency
High frequency
3G
phones
Visible
light
Gamma
rays
Ultra
violet
Radio
waves
Infra
red
Wi-Fi
networks
FM
radio
Low frequency
High frequency
3G
phones
Visible
light
Gamma
rays
X-rays
Ultra
violet
Radio
waves
Microwave
Infra
red
Wi-Fi
networks
FM
radio
Low frequency
High frequency
3G
phones
Visible
light
Gamma
rays
X-rays
Ultra
violet
Radio
waves
Microwave
Infra
red
Wi-Fi
networks
FM
radio
Low frequency
High frequency
3G
phones
Visible
light
Gamma rays
X-rays
Ultra violet
Radio waves
Microwave
Infra red
Wi-Fi
networks
FM
radio