Answers

2016-01-21T21:15:49+05:30
1. Vehicles used in more quantity
2. Crackers 
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i want to write a letter to polution control board . for sound polution .pls send me a nice application .
what do you mean by aplication
complane Laters
okay
2016-01-21T21:21:49+05:30
1)industrialization
2)social events
3)vehicles and transportation
4)construction activity
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