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2. 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 ...

3. Acoustic panel - Wikipedia

   en.wikipedia.org/wiki/Acoustic_panel

   Acoustic panels (also sound absorption panels, soundproof panels or sound panels) are sound-absorbing fabric-wrapped boards designed to control echo and reverberation in a room. [1] Most commonly used to resolve speech intelligibility issues in commercial soundproofing treatments. Most panels are constructed with a wooden frame, filled with ...

4. Architectural acoustics - Wikipedia

   en.wikipedia.org/wiki/Architectural_acoustics

   Fabric covered panels are one way to heighten acoustical absorption. Perforated metal also shows sound absorbing qualities. [7] Finish material is used to cover over the acoustical substrate. Mineral fiber board, or Micore, is a commonly used acoustical substrate. Finish materials often consist of fabric, wood or acoustical tile.

5. Noise control - Wikipedia

   en.wikipedia.org/wiki/Noise_control

   Many of these techniques rely upon material science applications of constructing sound baffles or using sound-absorbing liners for interior spaces. 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 ...

6. Here’s All You Need to Know About Outdoor Furniture Fabrics

   www.aol.com/know-outdoor-furniture-fabrics...

   And now, the top 10 fabrics that will elevate your outdoor lifestyle in no time (and are about as good of a purchase as a vintage Mercedes!): Sundial by Sunbrella

7. Acoustical engineering - Wikipedia

   en.wikipedia.org/wiki/Acoustical_engineering

   Acoustical engineering (also known as acoustic engineering) is the branch of engineering dealing with sound and vibration. It includes the application of acoustics, the science of sound and vibration, in technology. Acoustical engineers are typically concerned with the design, analysis and control of sound. One goal of acoustical engineering ...