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...
Definition of 'Trade Union' Definition: Labour unions or trade unions are organizations formed by workers from related fields that work for the common interest of its members. They help workers in issues like fairness of pay, good working environment, hours of work and benefits.