4. a. It shall be an unlawful practice for any person to advertise or hold himself out as a certified industrial hygienist in training or "CIHIT", or as a certified industrial hygienist or "CIH", unless that person is certified by an industrial hygiene certification organization.
b. It shall be an unlawful practice for any person who does not have an industrial hygienist education to advertise or hold himself out as an industrial hygienist.