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28/09/2020 11:04 am
Topic starter
Green muffler is useful against
(a) air pollution
(b) noise pollution
(c) soil pollution
(d) radioactive pollution
1 Answer
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28/09/2020 11:05 am
(b) noise pollution
Explanation:
Green muffler or green belt vegetation is rows of trees and shrubs grown and maintained to serve as noise absorbers.