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2. Muffler - Wikipedia

   en.wikipedia.org/wiki/Muffler

   Silencer (silver) and exhaust pipe on a Ducati motorcycle A silencer cut open to show the insulation, chambers and piping inside the shell. A muffler (North American and Australian English) [1] or silencer (British English) is a device for reducing the noise emitted by the exhaust of an internal combustion engine—especially a noise-deadening device forming part of the exhaust system of an ...

3. Sound attenuator - Wikipedia

   en.wikipedia.org/wiki/Sound_attenuator

   A sound attenuator, or duct silencer, sound trap, or muffler, is a noise control acoustical treatment of Heating Ventilating and Air-Conditioning (HVAC) ductwork designed to reduce transmission of noise through the ductwork, either from equipment into occupied spaces in a building, or between occupied spaces.

4. Glasspack - Wikipedia

   en.wikipedia.org/wiki/Glasspack

   This lower flow but slightly quieter design approach is commonly used in glasspack mufflers. Some modern muffler designs are similar in principle to the glasspack, but use more sophisticated sound-absorbing materials such as stainless steel mesh, and more advanced acoustic engineering, reducing noise while retaining the power-preserving ...

5. Muffler (disambiguation) - Wikipedia

   en.wikipedia.org/wiki/Muffler_(disambiguation)

   A muffler is a device for reducing the amount of noise emitted by a machine. ... (scarf), a common type of scarf; A silencer fitted to a gun, known as a suppressor ...

6. Consumer Reports: BMW named top pick in overall brand ... - AOL

   www.aol.com/finance/consumer-reports-bmw-named...

   Consumer Reports (CR) named BMW the top overall pick in its 2024 Brand Report Card rankings, with the German automaker becoming the first back-to-back winner since 2017.

7. U.S. News & World Report - Wikipedia

   en.wikipedia.org/wiki/U.S._News_&_World_Report

   Education ranking of state residents as of 2019: 01-10, 11-20, 21-30, 31-40, 41-50. In 2017, U.S. News published its first ranking of all 50 U.S. states, incorporating metrics in seven categories: health care, education, crime and corrections, infrastructure, opportunity, economy, and government. The weighting of the individual categories in ...