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A dishwasher containing clean dishes. A dishwasher is a machine that is used to clean dishware, cookware, and cutlery automatically. Unlike manual dishwashing, which relies on physical scrubbing to remove soiling, the mechanical dishwasher cleans by spraying hot water, typically between 45 and 75 °C (110 and 170 °F), at the dishes, with lower temperatures of water used for delicate items.
Anti-corrosion agent(s): Often sodium silicate, this prevents corrosion of dishwasher components. [citation needed] Dishwashing detergent may also contain: [citation needed] Anti-foaming agents: [citation needed] Foam interferes with the washing action. Foam may affect operation of the machine's water-level sensors and will leak past the door ...
Whirlpool Corporation is an American multinational manufacturer and marketer of home appliances headquartered in Benton Charter Township, Michigan, United States. [2] In 2023, the Fortune 500 company had an annual revenue of approximately $19 billion in sales, around 59,000 employees, and more than 55 manufacturing and technology research centers globally.
A whirlpool is a body of rotating water produced by opposing currents or a current running into an obstacle. [ 1 ] [ clarification needed ] Small whirlpools form when a bath or a sink is draining. More powerful ones formed in seas or oceans may be called maelstroms ( / ˈ m eɪ l s t r ɒ m , - r ə m / MAYL -strom, -strəm ).
A motor turned the wheel while hot soapy water squirted up from the bottom of the boiler and rained down on the dishes. Their dishwasher was the first to use water pressure instead of scrubbers to clean the dishes inside the machine. [18] She received a patent on December 28, 1886. An improved model from 1914, US Patent 1,223,380.