Chemistry · Chemicals in Daily Life
Which of the following electric lighting devices contains toxic mercury vapour?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Halogen lamp
- 2Light Emitting Diode (LED) bulb
- 3Compact Fluorescent Lamp (CFL)✓
- 4Incandescent bulb
Correct answer
Compact Fluorescent Lamp (CFL)
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