Whether you buy a used car from a dealer or an individual: Test drive the car under varied road conditions â on hills, highways, and in stop-and-go traffic. Ask for the car's maintenance record from the owner, dealer, or repair shop.
Other top-loading washing machines can spin as fast as 1600 rpm, although these models are usually more expensive. While spin speeds fluctuate by manufacturer and model, most top-loading washing machines have spin rates of about 800 rpm rather than 1600 rpm, which are rarer.
The invention of the washing machine: Drum. The first washing machine using a rotating drum has been patented by Henry Sidgier in 1782. His rotating drum washer was a drum cage with wooden rods where water passes through as the cylinder turns.