Chinese inventions

  • 206 BCE

    Compass

    Compass
    made of lodestone, a naturally magnetized ore of iron
  • 200 BCE

    Steel

    Steel
    The Chinese first made steel, a very useful metal, before 200 B.C.E. Steel is made from iron, but it is less brittle than iron and easier to bend into different shapes.
  • 50

    porcelain

    porcelain
    Another Chinese invention is a type of fine pottery called porcelain.
  • 150

    Paper

    Paper
    The Chinese invented the art of papermaking by the second century C.E. The earliest Chinese paper was probably made from hemp and then the bark of the mulberry tree. Later, the Chinese used rags.
  • 450

    Paddle wheel boat

    Paddle wheel boat
    the Chinese adapted this idea by arranging a series of paddles in a wheel. People walked on a treadmill to turn the paddle wheel, which in turn moved through the water, moving the boat forward.
  • 618

    Bridges

    Bridges
    Many cultures developed engineering technologies.
    However, the segmental arch bridge is one of China’s most
    prized achievements. Bridges of that design stretch over
    expressways around the world.
  • 650

    Printing

    Printing
    Printing The invention of paper made another key
    development possible: printing. In about the 7th century,
    the Chinese invented a technique called woodblock
    printing. The printer first drew symbols on
    paper. He then glued the paper to a wooden block. When
    the glue was dry, the printer carved out the wood around
    the characters, leaving the characters raised on the wood.
  • 800

    Paper Money

    Paper Money
    Paper money was invented by the Chinese in the late 8th or early 9th century. Before that time, coins were the only
    form of currency. Like game cards, paper money was printed with wood blocks. By 1107, Song printers were using
    multiple wood blocks to print each bill. A single bill would have many colors. Paper money is the most common
    form of currency in the world today.
  • 850

    Gun powder

    Gun powder
    Chinese alchemist accidentally discovered when looking for a secret to eternal life