Job specialization is the process by which division of labor occurs as different workers gain expertise in tasks over time
The definition of work is physical or mental labor or effort. An example of a job is studying hard for exams. An example of labor is a woman giving birth to a baby. Industries that employ workers include the construction of roads, buildings, bridges, tunnels, railroad tracks, etc. Workers work with blasting tools, hand tools, power tools, pneumatic tools, and small heavy machinery, acting as operators and cement masons as well as assistants in other trades.
1a: Expenditure on physical or mental exertion, especially if he is severely or compulsorily sentenced to hard labor for six months. b(1): Services provided by employees for compensation, as distinguished from services provided by entrepreneurs for profit.
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