Although most plumbers, pipefitters, and steamfitters learn on the job through an apprenticeship, some start out by attending a technical school. Most states and localities require plumbers to be licensed.
Source: MyPlan.com, LLC, 2016; includes information from the O*NET 20.3 database, 2016, and the Bureau of Labor Statistics, U.S. Department of Labor, Occupational Outlook Handbook, 2014-2024 Edition. O*NET™ is a trademark of the U.S. Department of Labor, Employment and Training Administration.
The U.S. minimum wage in 1955 was 75 cents.
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