Multiple choice

Which instrument is fitted in automobiles to reduce harmful emissions from its exhaust?

  1. Catalytic convertor

  2. Biogas plant

  3. Electrostatic precipitator

  4. Sedimentation

  5. Scrubber

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Catalytic convertor is fitted in automobiles to reduce harmful emissions from its exhaust. This instrument has a catalyst, which can convert carbon monoxide into carbon dioxide, oxides of nitrogen into gaseous nitrogen, etc.