Causes of noise pollution

(a)heavy noise pollution caused by city areas, densely populated settlements health of living beinh.
(b)The regions where cement industry, rice mill, oil mill, etc also cause noise pollution.
©Musical instrument instrument produced pleasant sound pollution.
(d)It is cause by the places where roads and builidings are constructed.
(e)Constructional works like road construction, building construction and metal work produce news in city area through miking also causes noise pollution.
(f)Automobiles, planes, trains also produce unpleasant sound.