While they are well-known today for siege weapons, triremes, roads and the weapons used by their legions, the Romans didn't actually do as muc… Rifles can shoot long range and were more deadly than swords or bows. The first such explosive was black powder—a mixture of saltpeter (potassium nitrate), sulfur, and charcoal—which is thought to have originated in China, where … Contrary to myth, it was not simply used for fireworks but was put to military uses from its time of discovery. The invention of paper greatly contributed to the … The Roman empire, perhaps the greatest military power in history, knew this very well. Because of its incendiary properties and the amount of heat and gas volume that it generates, gunpowder has been widely used as a propellant in firearms, artillery, rocketry, and pyrotechnics, including use as a blasting age… While military leaders may long for a great technological breakthrough that would turn a war in their favor or eliminate the threat of war, such breakthroughs are actually quite rare. The powder is also at the heart of the fireworks that make the Fourth of July and other holidays so special. One advantage of gunpowder is the fact that it can speed up construction for things such as mines or tunnels for trains or cars. Eventually, this … Gunpowder is there for you. Originally, it was made by mixing elemental sulfur, … Gunpowder, any of several low-explosive mixtures used as propelling charges in guns and as blasting agents. Yet, it does not need to be used for … The sulfur and charcoal act as fuels while the saltpeter is an oxidizer. Paper Making. Cai Lun, inventor of papermaking. It is used for weapons, warfare, demolition, and other devastating practices. Few substances in history have had as profound an effect on human history as gunpowder, yet its discovery in China was an accident. In the middle ages gunpowder reduced costs of armies as they did not need as many musketeers as archers. Gunpowder was invented by Chinese alchemists in the 9th century. Gunpowder or black powder is of great historical importance in chemistry. Although it can explode, its principal use is as a propellant. Gunpowder is very unique as it is inherently destructive. Gunpowder, also known as the retronym black powder to distinguish it from modern smokeless powder, is the earliest known chemical explosive. It consists of a mixture of sulfur (S), charcoal (C), and potassium nitrate (saltpeter, KNO3). In most cases, it's incremental changes to existing technologies that give one side an edge over the other. It will highlight the development of firearms, as well as the Europeans who used gunpowder to ravage the Americas.

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+ How we made $200K with 4M downloads.

How we made $200K with 4M downloads.