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  1. Science: Krypton Lamps - TIME

  2. Choice of Gas Type - lamptech.co.uk

  3. Which of the following noble gases is used in miner's cap lamp

  4. Gas-discharge lamp - Wikipedia

  5. Krypton | Properties, Uses, & Facts | Britannica

  6. Noble gas used in the miner's cap lamp is - EMBIBE

  7. Cap lamp - Wikipedia

  8. Which one of the following noble gases is used in miners cap lamps?

  9. 100 uses of krypton - All Uses of

  10. Shining a Light on Cap Lamps in Underground Mining

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