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...
The American Federation of Labor and Congress of Industrial Organizations (AFLâCIO) is a national trade union center and the largest federation of unions in the United States. It is made up of fifty-six national and international unions, together representing more than 12 million active and retired workers.