What daily necessities did the ancients invent?

The life of ancient people in China has always been a topic of interest to modern people. Although the living conditions of the ancients were very different from today, in fact, many articles for daily use invented by the ancients greatly made up for some deficiencies in material conditions and continuously improved the quality of life. There were many articles for daily use of the ancients, so I won't describe them one by one. There are umbrellas, chopsticks, refrigerators, clocks, fans and so on. It has been used all the time, which embodies the characteristics of strong practicality.