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This course covers the following information:

Hearing Conservation and Safety: The Mechanics of Sound

  • How sound is transmitted through the air.
  • The "frequency", "volume" and "duration" of sound.
  • How the frequency and volume of sound are measured.
  • The difference between "continuous", "intermittent" and "impulsive" sound.

Hearing Conservation and Safety: How the Ear Works

  • The physical structures of the ear.
  • Hhow these structures work.
  • How the ear picks up sounds and converts them into nerve signals for the brain to interpret.
  • How excessive noise can cause hearing loss by damaging the structures in the ear.

Hearing Conservation and Safety: Hazardous Noise in the Workplace

  • How your employer's hearing conservation program protects you from hazardous noise.
  • The controls that may be used to reduce noise levels in a workplace.
  • What a "Noise Reduction Rating" tells you about the sound damping ability of a hearing protection device.
  • How much noise reduction will be required to protect workers" hearing in a particular area.

Hearing Conservation and Safety: Protective Equipment... Ear Muffs

  • The three basic types of ear protection.
  • How ear muffs are designed, and how they work.
  • The advantages and disadvantages of wearing ear muffs to prevent hearing loss.
  • The safe practices that should be followed when wearing and maintaining ear muffs.

Hearing Conservation and Safety: Protective Equipment... Ear Plugs and Canal Caps

  • The basic design of ear plugs and canal caps, and how they work.
  • The advantages and disadvantages of using ear plugs and canal caps.
  • The safe practices for using and maintaining ear plugs and canal caps.

Hearing Conservation and Safety: Hearing Tests

  • Why a hearing conservation program must include regular hearing tests.
  • The procedures that are involved during a hearing test.
  • What steps an employer will take to protect an employee from further damage if testing indicates that they have suffered a hearing loss.