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HS&E PFW practice question: Welding fume (5 of 5)

E. Specialist: HVACR – pipefitting and welding A free question from our original HS&E PFW practice exam. Try it, then open the answer to see why each option is right or wrong.

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A welder only needs to make one short tack weld.

Can it be done without any fume control?

Choose one answer.

  1. A. Yes, if nobody else is in the room
  2. B. No, whatever the duration
  3. C. Yes, if it takes less than five minutes
  4. D. Yes, if the welder is experienced
Show the answer and explanation

Answer: B

  • A. Wrong: Wrong. The welder still breathes the fume.
  • B. Right: Right. HSE says it will not accept any welding without suitable exposure control measures, regardless of how long it lasts, as no level of exposure is known to be safe.
  • C. Wrong: Wrong. Duration doesn't matter.
  • D. Wrong: Wrong. Experience doesn't control fume.

Explanation

All welding needs suitable fume controls, however short the job.

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