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Chinese alchemists accidentally discovered when they were using saltpeter to try and find secret to immortality. MILITARY TECHNOLOGY
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A number of Chinese inventions enriched people’s everyday lives. Everyday Objects
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Paddlewheel boats were easy to maneuver, which made them
effective warships, Exploration and Travel -
The new Chinese bridge used arches that were a smaller part, or segment, of a circle. This made the bridges broader and flatter than
semicircular arches could. Exploration and Travel -
Printers used woodblock printing to make the cards from thick paper. Famous artists drew the designs that appeared on the backs
of the cards. -
gunpowder mixed with oil. The Chinese used them to spray enemies with a stream of fire. Military Technology
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. a black powder made of saltpeter, charcoal, and sulfur. At first, rockets were used only in fireworks. Later, the Chinese used them as weapons. Military Technology
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Chinese were using this type of compass to help them navigate on long voyages. People still use the same kind of device today.. Exploration and Travel
