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...
A union is a group of workers who form an organization to gain: 1  Respect on the job, 2  Better wages and benefits, 3  More flexibility for work and family needs,  A counterbalance to the unchecked power of employers, 1  and. A voice in improving the quality of their products and services.