Hierarchy of hazard control is a system used in industry to minimize or eliminate exposure to hazards.[2][3][4][5][6][7][8][9][10][11][12] It is a widely accepted system promoted by numerous safety organizations. This concept is taught to managers in industry, to be promoted as standard practice in the workplace. It has also been used to inform public policy, in fields such as road safety.[13] Various illustrations are used to depict this system, most commonly a triangle.