NOISE POLLUTION

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DEFINITION

• Noise pollution is defined as"the
  unwanted,unpleasant or disagreeable sound that
  causes discomfort for all living beings."
• UNIT - DECIBEL(db)
• NOISE LEVEL
• 1. Normal conversation sound range from 35 dB
  to 60 dB
• 2.Noise above 140 dB becomes painful

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TYPES AND CAUSES OF NOISE

• a.INDUSTRIAL NOISE b.TRANSPORT NOISE

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INDUSTRIAL NOISE

• Highly instence sound or noise polluction is
  caused by many machines.
• There exists a long list of sources of noise
  polluction including different machines of
  numerous factories, industries mills.
• Industrial noise particularly form mechanical
  saws and pnenumatic drill is unbearable and is a
  nuisance to public
• Exsteel industry

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TRANSPORT NOISE

• The main noise,comes from transport.
• It mainly includes road traffic noise,train
  traffic noice and air craft noise.
• The number vehicles like scooters,cars,moter
  cycles,buses, trucks,etc.

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NEIGHBOURHOOD NOISE

• This type of noise includes distrubance from
  household gadgets and community.
• common noise makers are musical
  instruments,TV,VCR,radios,transistors,telephone
  and loudspeakers etc.

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EFFECTS OF NOISE POLLUCTION
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CONTROL MEASURES OF NOISE POLLUCTION

• Turn off Appliances at Home and offices
• Use Earplugs
• Lower the volume
• Stay away from Noisy area

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• Control Noise level near sensitive areas
• Go Green by planning trees
• Create Healthy noise to eliminate unwanted noise
• Use Noise absorbents in noisy machineries
• Use Proper Lubrication and Better maintenance
• Notify Authorities about Disobedience of Noise
  Rules
• Regularly check noise levels

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PREVENTIVE MEASURES

• Noise canbe redused by prescibing noise limits
  for vechicular traffic, ban on honking of horns
  in certain areas and creation of slint zones near
  schools and hosipital and redesigning of
  buildings to make them noise proof

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AMBIENT NOISE LEVEL dB
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