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 organizer (or union organiser) is a specific type of trade union member (often elected) or an appointed union official. A majority of unions appoint rather than elect their organisers. In most unions, the organiser's role is to recruit groups of workers under the organizing model.