A dishwasher is a machine that is used to clean dishware, cookware, and cutlery automatically. The first dishwasher to be granted a patent was invented in 1850 by Joel Houghton. It was a wooden box that used a hand-turned wheel to splash water on dirty dishes, and it had scrubbers.
The invention of the dishwasher dates back to 1850 when Joel Houghton, an American, received the first patent for a device designed to wash dishes. His invention was a wooden box with a hand-cranked wheel that splashed water onto the dirty dishes. This early dishwasher included scrubbers to aid in the cleaning process.
However, it wasn't until 1886 that the first practical dishwasher was introduced by Josephine Cochrane, an American socialite. Cochrane's dishwasher was the first to use water pressure for cleaning. She designed the machine to protect her fine china during the washing process. The dishwasher featured a wire rack to hold the dishes and a motor to pump soapy water over them.
Over the years, advancements in technology and design have transformed dishwashers into the convenient and efficient appliances we use today. Modern dishwashers use a combination of water jets, detergent, and heat to remove food particles and stains from dishes, making the chore of washing dishes much more convenient for households around the world.