Industrial silencers and mufflers absorb and attenuate noise levels from machinery and other sources for environmental amelioration and regulatory compliance. They use several basic designs.
Faulkner said noise from loud mufflers is one of the most common complaints she receives from constituents in her district on the city's south side. At Wednesday's meeting she highlighted the ...
Modifying a car muffler to make it louder is illegal in Washington, though Washington State Patrol citation data doesn't show many tickets written for the alterations. (iStock.com) Tim Halloran ...
If you drive often around the metro-east or across the river into St. Louis, you likely hear excessively loud vehicles from time to time. Some states require a muffler to prevent excessive noise, ...