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Gunpowder has long been the propellant of choice to launch a projectile from a weapon. But the fine gray powder does have three major limitations: Gunpowder must be carried with the projectile, making the entire round heavier. Ordnance based on black powder is volatile, and so difficult to han...
The Assassins used their martyr tactics to pursue political ends, spreading terror and awe through the crowds who bore witness to their attacks. The sect was eventually wiped out by the invading Mongol hordes in 1257, but its legacy would continue centuries later. The development of gunpowder ma...
An early hotbed of innovation, China was responsible for the discoveries of gunpowder, paper, printing, the compass and even the umbrella. Now China is building on that ancient legacy as it pushes its way to the front of the global innovation race in...
The other three inventions are the compass, printing press and gunpowder.Let's Do It!1 Read the lesson and answer the questions.1. How did people write books in ancient times?2. What made it possible to print books quickly?3. What kind of books quickly changed people's reading habits?2...
Gunpowder is still the basis for many modern weapons, including guns, though it's certainly no longer the most explosive force available to armies. Need to celebrate a victory in battle, though? Gunpowder is there for you. The powder is also at the heart of the fireworks that make the Fou...
Standing at the southwest corner of the marina, Tiger and his group make plans for later, and then he walks off down the road. There's no entourage or Team Tiger, no agent or handlers or managers, just a middle-aged man alone, coming to terms with himself and his future, whi...
Between these civilisations passed new ideas, developments in the arts and new inventions, including the four great Chinese inventions: gunpowder, papermaking, printing and the compass. Today, the old Silk Road is being brought back to life through China's Belt and Road Initiative. The new Silk...
This isn't an official designation as much as a colorful nod to gin's history. Back in the 19th century, sailors wanted to test if their gin rations had been watered down, so they would drizzle some gin over a pinch of gunpowder and take a match to it. If the gunpowder lit, then ...
Then, the printing press/pres/ appeared /a'piad/后来,印刷机出现并且改变了世界。有了现代and changed the world. With modern /'modn/技术,快速地印刷书变成了可能。对于普通百姓来technology, it was possible to print books quickly. It说,读书也变成了可能。was also possible for common people to ...