Presence of volatile compounds like gasoline, oil, alcohol, ether etc. in municipal sewers may cause___________________?
Correct answer: C. Explosion
- A. Undesirable plant growth
- B. Non biodegradable foam
- C. Explosion
- D. Corrosion
Explanation
Volatile liquids such as gasoline and ether can produce flammable vapour-air mixtures inside sewers. A spark or other ignition source may therefore cause an explosion.
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