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2. Ultraviolet radiation

  • to detect forged bank notes
  • to treat cancer
  • to send information along optical fibres
  • for cooking

3. X-rays

  • in cooking
  • to look inside objects
  • to disinfect water
  • to sterilise food

4. Infrared radiation

  • in security systems such as burglar alarms
  • to broadcast radio and TV programmes
  • in fluorescent lamps
  • in airport sercurity

5. Gamma rays

  • in remote controls for TVs
  • to detect cancer
  • to communicate with ships
  • to make thermal images

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