Occupational Employment and Wages, May 2016. 47-2152 Plumbers, Pipefitters, and Steamfitters. Assemble, install, alter, and repair pipelines or pipe systems that carry water, steam, air, or other liquids or gases. May install heating and cooling equipment and mechanical control systems. Includes sprinklerfitters.
A contemporary hunger strike in Poland. A hunger strike is a method of non-violent resistance or pressure in which participants fast as an act of political protest, or to provoke feelings of guilt in others, usually with the objective to achieve a specific goal, such as a policy change. Most hunger strikers will take liquids but not solid food.
In a conventional strike the union takes its members outside the plant and attempts to prevent the employer from operating by discouraging other employees from entering. In a sit-down strike, the workers physically occupy the plant, keeping management and others out.