2009 California Business and Professions Code - Section 20700 :: Article 1. General Provisions

20700.  As used in this chapter:
   (a) "Industrial hygiene" means the science and art devoted to the
anticipation, recognition, evaluation, and control of environmental
factors or stresses which may cause sickness, impaired health and
well-being, or significant discomfort and inefficiency among workers
or among the citizens of a community.
   (b) "Certified industrial hygienist (CIH)" means a person who has
met the education, experience, and examination requirements of an
industrial hygiene certification organization.
   (c) "Industrial hygiene certification organization" means a
professional organization of certified industrial hygienists that has
been established to improve the practice and educational standards
of the profession of industrial hygiene through a certification
process, by certifying industrial hygienists through an examination
administered by the certification organization. The organization
shall have the certifying examinations evaluated by a national
testing service and shall maintain certification criteria that are at
least the equivalent of the American Board of Industrial Hygiene.