Waxaa si weyn loogu isticmaalaa warshadaha kala duwan sida warshadaha kiimikada, injineernimada electromechanical, wax soo saarka mishiinka, maraakiibta, awoodda korontada, petrochemical, metallurgy, tuubooyinka, daaweynta biyaha, qalabka farsamada, dhuumaha pneumatic, dhuumaha Haydarooliga, iwm.