Boilermaker

A boilermaker is a trained craftsman who produces steel fabrications from plates and sections. The name originated from craftsmen who would fabricate boilers, but they may work on projects as diverse as bridges to blast furnaces. A boilermaker is also the mascot of Purdue University located in West Lafayette, Indiana.

Trade unions

The International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers is a labor union which represents boilermakers and related trades in the United States.