One of the most important inventions of all time was the invention of gunpowder. “Imagine their enemy's surprise when the Chinese first demonstrated their newest invention in the eighth century AD. Chinese scientists discovered that an explosive mixture could be produced by combining sulfur, charcoal, and saltpeter (potassium nitrate). The military applications were clear. New weapons were rapidly developed, including rockets and others that were launched from a bamboo tube” (Franklin Institute)
The word paper comes from the Greek term for the ancient Egyptian writing material called papyrus, which was formed from beaten strips of papyrus plants. Papyrus was produced as early as 3000 BC in Egypt, and sold to ancient Greece and Rome. The establishment of Great library at Alexandria put a drain on the supply of Papyrus, so According to the Roman Varro, Pliny's Natural History records (xiii.21), parchment was invented under the patronage of Eumenes of Pergamum, to build his rival libray at
technologies are paper, which allowed them to write down laws, philosophies, and messages, improved agricultural tools, which allowed them to make farming easier and more efficient, and the seismograph that allowed them to tell when an earthquake struck, was the blueprint for other seismographs, the beginning of the eight directions. The invention of paper greatly impacted the Han Dynasty and the modern world. Paper was invented by Cai Lun, an eunuch of the East Han dynasty invented paper in 105 A.D.
developed were called “the four great inventions” including the gunpowder, paper making, printing and the compass. What impact did these technologies have on China? They were widely used not only in government or daily life, but also for trading and exploring which improved the economy of China. Many factories were also created to produce the technologies and created jobs for the Chinese. By what routes might knowledge of these technologies have spread? Paper, printing and gunpowder spread through
responsible for many world changing invention that help with infinite progress of technology. Some other invention of iron casting, acupuncture, the sundial, embroidery in clothing, hot air balloon, advancements in medicine, mathematics, building, engineering, astronomy, agriculture, acupuncture, and even installed a state academy to train individual for work for the state. But they were most known for their invention of the paper. In 206 B.C the original idea for paper was course, uneven, and hard to