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The earliest Chinese steel was made from cast iron. The Chinese were the first to learn how to make cast iron by
melting and molding iron ore. -
A Chinese monk
recommended steaming the clothes of sick people. He believed that the steam would prevent others from becoming
ill. The idea was sound, because hot temperatures kill many germs. -
The first paper was probably made of hemp and then the bark of the mulberry tree. Later, the Chinese used rags.
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Porcelain was made of combining clay with the minerals quartz and feldspar. Porcelain is quite delicate and beautiful.
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It was a wood block which had carvings on it then it would have ink which would print on the paper.
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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. -
The new clock was more accurate than earlier timekeeping devices, such as sundials and hourglasses. The
Chinese devised a wheel that made one complete turn every 24 hours. Dripping water made the wheel turn. Every
quarter hour, drums would beat; and every hour, a bell would chime. -
Printers used
woodblock printing to make the cards from thick paper. Famous artists drew the designs that appeared on the backs
of the cards. -
the Chinese had made the first weapon that used gunpowder: the flamethrower. Early
flamethrowers contained gunpowder mixed with oil. The Chinese used them to spray enemies with a stream of fire. -
Rockets were powered by
a black powder made of saltpeter, charcoal, and sulfur. At first, rockets were used only in fireworks. Later, the
Chinese used them as weapons.
