However, the earliest written record of the toilet was the wooden horse in Return to the Field II by Ouyang Xiu in the Northern Song Dynasty, which was interpreted as a wooden toilet in Ci Yuan.
The toilet used by the ancient people in China was a round wooden barrel with a lid, which was coated with tung oil or fine waterproof vermicelli.
This is the earliest written record about toilets.
Second, the evolution of the toilet:
1 and 1778, the British inventor Joseph Brame improved the design of the toilet, using a three-ball valve to control the water flow in the water tank and the U-bend.
2./kloc-In the 9th century, the British * * * promulgated a law stipulating that every household must be equipped with an appropriate sewage treatment system, and the toilets began to be greatly improved.
3. 186 1 year, British plumber Thomas? Kleppa invented an advanced water-saving flushing system, and waste discharge began to enter a modern period.
4. 1885, thomas tew Weaver won the first patent of all-ceramic toilet in Britain, and dozens of improved patents were awarded every year.
19 14, Qixin Ceramics Factory (the predecessor of Tangshan Ceramics Factory) opened by the British made the first ceramic toilet in China.
5, 65438+ In the 1960s, flush toilets became popular in Europe and America, and later spread to Japan, South Korea and other Asian countries.