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  • Water Purification and Treatment
  • ____________ lamp is used for purification of water.
Multiple choice

____________ lamp is used for purification of water.

  1. Violet light

  2. Red light

  3. Infra-red

  4. Ultraviolet

  5. None of these

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Ultraviolet lamp is used for purification of water.

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