May 02, 2000· Control of exposure to cobalt during grindin of hard metal blades. Applied Occupational and Environmental Hygiene 1995; 10:692-698 Moulin JJ, Wild P, Romazini S, Lasfargues G, Peltier A, Bozec C, Deguerry P, Pellet F, Perdrix A. Lung cancer risk in hard metal workers.