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Before 1793, there were no factories and everyone had to work on their farms. But when Samuel Slater had the great idea to make factories that would give better pay and offer more jobs, the Slater Mills were a huge change to society.

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In 1798, Eli Whitney invented the interchangeable parts for muskets and armory. They saved time and money for when there was a need to repair a musket or weapon.

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In 1800, urbanization changed for many people. Anyone who lived in farms made their way to their better life in the city. They came because the Lowell Girls would get better pay, and everyone else would have a job at a factory rather than a farm. The only downside to this move was there was so much pollution from the factories, the water became contaminated and it gave many people a disease called chlorella.

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In the Lowell Mills, there were multiple groups of people working, one including children. These children were no over the age of 7, and they were pulled out of school to do work for 12 hours a day

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The Lowell Mills were created in 1821 by Francis Cabot Lowell. There were many different kinds of workers there in Massachusetts, including a group of young girls called the Lowell Girls, and many children. Both these groups should have been in school, but they were at the Mills making money for their families on the farm.

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In 1825, Jethro Wood created the Iron Plow. It was a simple tool for gardening, but as the years went on, John Deere improved the idea and created the lightweight steel plow that would be pulled by oxen rather than hand.

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In 1834, Philo Stewart. It was a huge success amongst society. About 90,000 were sold and they were sold fast. The cast iron stove was a sign that the northern factories were changing the lives of many people.

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The telegraph was made by F.B Morse in 1844. The main reason he made it was to send electric signals from place to place in a short amount of time. This also was the beginning of Morse code, witch is a series of dots that stand for short tones, and dashes that stand for long tones. The telegraph was very successful and help businesses thrive.

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In 1846, Elias Howe invented the sewing machine. The sewing machine was a very useful product to repair ripped clothes or fabrics. It is still frequently used today.

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Cyrus McCormick was an inventor in 1847. he made the mechanic reapers that could in summary do work for other people, especially farmers. The machine cut and gathered wheat, and it helped many people working on farms.