Traditional Culture Encyclopedia - Traditional stories - Compass, gunpowder and papermaking are what in ancient China?

Compass, gunpowder and papermaking are what in ancient China?

It is the third of the four great inventions of ancient China.

1, papermaking was invented in the Western Han Dynasty and was further improved in the Eastern Han Dynasty, by the famous inventor Cai Lun.

2, China is the world's first began to raise silkworms and weaving countries, those silk also gave the inspiration of the working people, they will be the remnants of the flotsam weaving into a thin sheet, it can be written, and Cai Lun on the basis of this with the bark of the tree fishing nets and other discarded raw materials processed and manufactured into paper, this kind of paper due to the raw materials of the inexpensive, and soon accepted by everyone.

3, compass in ancient times was called Sinan, mainly by a mounted on the shaft of the magnetic needle, this magnetic needle can be rotated under the action of the natural magnetic field, so as to give people pointing out the direction of the commonly used in ancient navigation, military and surveying. China's ancient compass invention there are three main categories is Sinan, compass, magnetic needle.

4, gunpowder is a kind of agent can be ignited by sparks, flames, etc., according to the ancient book "Fan Zi Ji Ran" records, China as early as the Spring and Autumn period has been used in the folk gunpowder, this invention is not too much use in ancient times, but in modern times has been widely used in the war to give mankind to stop the war, security and defense, is one of the important inventions of human civilization.

5. Printing is an invention based on papermaking, and it can be said that if there is no papermaking, there will be no printing. Printing was invented in the Tang Dynasty, and it was widely used in the late Tang Dynasty, and then Bisheng invented movable type printing, which is the first movable type printing inventor in the world.