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...
Australian Unions. In Australia, a union is sometimes referred to as a trade union or a labour union. A union is an organisation of workers or employees who have joined together to achieve common goals. These goals can include seeking higher pay and better working conditions, fighting for job security and protecting the integrity of a trade.