originatedinthefirearmsindustryaboutoriginatedinthefirearmsindustryabout 1800.thenewsystemrequiredprecision1800.thenewsystemrequiredprecision engineeringtocreatepartsthatwereengineeringtocreatepartsthatwere interchangeable.interchangeable. EliWhitneyGunFactory DevelopmentofIndustrialRevolutionDevelopmentofIndustrialRevolution ...