Which of the equipment is used for controlling gaseous pollutants in air?

Which of the equipment is used for controlling gaseous pollutants in air?

Q. Which of the equipment is used for controlling gaseous pollutants in air?

  1. Cyclone air separator
  2. Bag house filter
  3. Electrostatic precipitator
  4. Wet scrubber

Answer: Wet scrubber

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