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  • Thumbnail for Hearing protection device
    A hearing protection device, also known as a HPD, is an ear protection device worn in or over the ears while exposed to hazardous noise and provide hearing...
    47 KB (5,021 words) - 18:28, 25 May 2024
  • Thumbnail for Active noise control
    Active noise control (ANC), also known as noise cancellation (NC), or active noise reduction (ANR), is a method for reducing unwanted sound by the addition...
    10 KB (1,338 words) - 06:07, 23 May 2024
  • Thumbnail for Noise
    laws authorized the Environmental Protection Agency to study the effects of noise and evaluate regulations regarding noise control. The National Institute...
    28 KB (2,896 words) - 05:48, 24 May 2024
  • Thumbnail for Pop filter
    A pop filter, pop shield or pop screen is a noise protection filter for microphones, typically used in a recording studio. It serves to reduce or eliminate...
    5 KB (611 words) - 22:05, 25 October 2023
  • Thumbnail for Noise control
    Noise control or noise mitigation is a set of strategies to reduce noise pollution or to reduce the impact of that noise, whether outdoors or indoors....
    32 KB (3,820 words) - 18:50, 1 May 2024
  • Thumbnail for Noise pollution
    Noise pollution, or sound pollution, is the propagation of noise or sound with ranging impacts on the activity of human or animal life, most of which are...
    100 KB (11,202 words) - 11:51, 16 April 2024
  • Thumbnail for Earplug
    Earplug (category Noise control)
    hearing protection in place determines the amount of attenuation (REAT). Two microphones measure the sound pressure (of test signals, or noise in the workplace...
    59 KB (7,086 words) - 04:38, 25 May 2024
  • Thumbnail for Hanover freight bypass railway
    Minister, supported the call. It was one of the first lines to have noise protection built on an existing line, after the allocation of funds for this purpose...
    10 KB (860 words) - 19:46, 7 September 2023
  • Thumbnail for Noise-induced hearing loss
    source, limiting the time of exposure and physical protection can reduce the impact of excessive noise. If not prevented, hearing loss can be managed through...
    113 KB (13,273 words) - 06:50, 31 March 2024
  • The Hum (redirect from Low frequency noise)
    faulty air conditioner units, a faulty heat pump, and three structural noise protection measures on energy generation plants. In 2022, hums were reported in...
    27 KB (2,704 words) - 10:16, 24 April 2024
  • Thumbnail for Personal protective equipment
    occupational noise-induced hearing loss. PPE for hearing protection consists of earplugs and earmuffs. Workers who are regularly exposed to noise levels above...
    33 KB (3,887 words) - 05:58, 17 May 2024
  • DHL (section Noise)
    about the noise pollution from the Leipzig Saale airport for years. A noise protection report last year showed that the existing aircraft noise was "indecent"...
    46 KB (4,665 words) - 14:03, 28 May 2024
  • Thumbnail for Noise-cancelling headphones
    Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones...
    14 KB (1,529 words) - 11:01, 19 April 2024
  • Thumbnail for Earmuffs
    Hearing protection can be included in hearing conservation programs if noise exceeds a certain criteria. OSHA recommends the use of hearing protection devices...
    31 KB (4,033 words) - 04:37, 25 May 2024
  • Thumbnail for Rhein Ruhr Express
    2023. "Leverkusen: Maßnahmen und Schallschutz" [Leverkusen: works and noise protection]. Bahnprojekt Rhein-Ruhr-Express (in German). Retrieved 31 July 2023...
    22 KB (2,345 words) - 21:08, 14 February 2024
  • Thumbnail for Aircraft noise pollution
    Aircraft noise pollution refers to noise produced by aircraft in flight that has been associated with several negative stress-mediated health effects...
    32 KB (3,323 words) - 14:28, 4 March 2024
  • Thumbnail for HVDC converter station
    include design features to control these emissions. Walls may provide noise protection. As with all AC substations, oil from equipment must be prevented from...
    9 KB (1,236 words) - 07:56, 14 March 2024
  • Thumbnail for Health effects from noise
    Noise health effects are the physical and psychological health consequences of regular exposure to consistent elevated sound levels. Noise from traffic...
    46 KB (5,300 words) - 14:07, 6 April 2024
  • Thumbnail for 1991 Liechtenstein referendum
    Voters were asked whether they approved of amendments to a law on noise protection, as well as introducing a five-day week at schools. Both proposals...
    2 KB (56 words) - 19:19, 17 April 2023
  • Thumbnail for Train noise
    send loud train noise into neighborhoods. Organizations such as the World Health Organization and the U.S. Environmental Protection Agency have set guidelines...
    6 KB (761 words) - 15:52, 21 February 2024
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