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steam engine creator:Robert fulton
That people can get somewhere without walking. -
Cotton gin creator:Eli whitney
So they did not take a while to use their hands for cotton to remove seeds -
Interchangeable parts creator:Eli whitney
so it did not take a while. Then it was fast to make weapons quick. -
national road creator:Federal government
So rides were not slow , and rides were fast -
canals creator:federal government
That water level were controlled lower and rise. -
Mechanical reaper creator:Cryus McComrick
Harvest crops easier as mechanically. -
steel plow creator:john Deere
Cut through soil easily. -
telegraph creator:Samuel morse
So people can communicate with people.