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A muffler is a device for reducing the amount of noise emitted by a machine. An example of on/off toggle light switches mounted on a wall. A toggle light switch is a switch, ^ a b "Fascinating facts about Willis Haviland Carrier inventor of the air conditioner in 1902". ... Read Article
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Air conditioner Household 104/101 Pistol, 9 mm, Model M9 Neitzel, R. and Yost, M. (2002). "Task-based assessment of occupational vibration and noise exposures in forestry workers," Am. Ind. Hyg. Assoc. J (wall mounted) Toilet, flush - low level Toilet, flush - high level Hedge clippers ... View Document
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