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Home Questions & Answers General Knowledge Environment Question Answers Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is mercury used in the manufacture of these lamps ?

    Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is mercury used in the manufacture of these lamps ?

  • A mercury coating on the inside of the lamp makes the light bright white
  • When the lamp is switched on, the mercury in the lamp causes the emission of ultra-violet radiations
  • When the lamp is switched on, it is the mercury which converts the ultra-violet energy into visible light
  • None of the statement given above is correct about the use of mercury in the manufacture of fluorescent lamps

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