The flour milling industry was booming in young America, but it was ripe for improvement. Oliver Evans was a creative inventor who got started by solving the millings industry problems. He developed process automation pioneered high pressure steam engines. He was a creative marketer who secured important clients and they promoted his inventions. The contributions made by Evan led to modern manufacturing technology and air conditioned environments. Gun firing mechanisms started becoming more sophisticated in the 1500s. John Forsyth invented the percussion cap system to solve problems he identified while duck hunting. it fired faster then older systems produced less smoke and worked in wet weather. Forsyth didn’t succeed in business but others especially in America did. the system led to modern bullet designs. Military necessity during aftermath of french revolution created demand for new ways to feed soldiers a french chef named Nicolas appert invented canning processing in response to the government prize money. canning cheaply preserves food taste and nutritional over time glass jars were quickly replaced by tin cans. armies were the primary market internally today canned food are important role in the diets of even first- world citizens.
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