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  2. Noise control - Wikipedia

    en.wikipedia.org/wiki/Noise_control

    Industrial noise control is a subset of interior architectural control of noise, with emphasis on specific methods of sound isolation from industrial machinery and for protection of workers at their task stations. Sound masking is the active addition of noise to reduce the annoyance of certain sounds, the opposite of soundproofing.

  3. Shhh! How to Reduce Noise in Your Apartment - AOL

    www.aol.com/news/2009-09-12-shh-how-to-reduce...

    Whether you hear your neighbors or the street outside, noise can raise your stress levels and ruin an. A stunning view, a private parking space, or even the luxury of a washer and dryer can hardly ...

  4. How to fix pollution, noise, and stress in cities using only ...

    www.aol.com/fix-pollution-noise-stress-cities...

    Turning existing city infrastructure green by installing plants can filter out fine dust and noise, reduce urban heat island effects, and even reduce stress. All it takes is regreening 20 percent ...

  5. Background noise - Wikipedia

    en.wikipedia.org/wiki/Background_noise

    Background noise is an important concept in setting noise levels. Background noises include environmental noises such as water waves , traffic noise , alarms , extraneous speech , bioacoustic noise from animals, and electrical noise from devices such as refrigerators , air conditioning , power supplies , and motors .

  6. Environment, health and safety - Wikipedia

    en.wikipedia.org/wiki/Environment,_health_and_safety

    Environment, health and safety (EHS) (or health, safety and environment –HSE–, or safety, health and environment –SHE–) is an interdisciplinary field focused on the study and implementation of practical aspects environmental protection and safeguard of people's health and safety, especially in an occupational context.

  7. Soundproofing - Wikipedia

    en.wikipedia.org/wiki/Soundproofing

    A pair of headphones being tested inside an anechoic chamber for soundproofing. Soundproofing is any means of impeding sound propagation.There are several methods employed including increasing the distance between the source and receiver, decoupling, using noise barriers to reflect or absorb the energy of the sound waves, using damping structures such as sound baffles for absorption, or using ...