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Steam Engine
it could travel very far farther than a person -
Cotton gin
They didn't have to takes hours from their day to pick out the seeds so the cotton gin did it -
Interchangeable parts
instead of buying new parts they just got identical part that can be used to produce large number of goods -
National road
so it could go to other states and can work well. -
Mechanical reaper
it can cut grain and harvest four times as much as people working by hand in the same amount of time -
Steel Plow
It benefited farmers because it allowed them to cut furrows in thick sticky midwest soil -
Telegraph
it helps with talking to someone and tell important information -
Canals
it allows the passage of boat/ship inland
