Important Chinese contributions to the world Paper money- allows our entire banking system to work smoothly; allows people to carry large amounts of denominations with a minimum weight. Paper money also allows for people to buy lots of things due to it’s convenience. Gunpowder- allowed for a lot of wars, assassinations, threats and other such activities that have changed the history of mankind, and may one day end it. Printing- allowed such things as the Enlightenment, the American and European revolutions, mass communication and the manipulation of public opinion, many copies of literature, thus circulating new and old ideas and improving public education. Immunology- prevented such things as the elimination of native populations through small and chicken pox, and other such diseases. Prolonging human life expenctancies in most parts of the world in the 20th century. Paper- allowed for historical documents to be preserved, the basis of our civilization allowing other things such as paper money and books and records, music, poetry and a more efficient form of transmitting information than by mouth, which distorts it.