An air brake or, more formally, a compressed air brake system, is a type of friction brake for vehicles in which compressed air pressing on a piston is used to apply the pressure to the brake pad needed to stop the vehicle.
Define industrial union. industrial union synonyms, industrial union pronunciation, industrial union translation, English dictionary definition of industrial union. n. A labor union to which all the workers of a particular industry can belong regardless of their occupation or trade. n a labour organization in which all...
Unions are organizations that negotiate with corporations, businesses and other organizations on behalf of union members. There are trade unions, which represent workers who do a particular type of job, and industrial unions, which represent workers in a particular industry. The American Federation of Labor-Congress of Industrial Organizations (AFL-CIO) is a trade union, while the United Auto Workers (UAW) is an industrial union.