Section 875. Definitions

When used in this article:
    1.  "Employer"  means  any  individual,  partnership,  corporation  or
  association engaged in a business who has employees including the  state
  and its political subdivisions. The term "employer" does not include the
  employment  of domestic workers or casual laborers employed at the place
  of residence of his or her employer.
    2. "Toxic substance" means any substance which is listed in the latest
  printed edition of the national institute for  occupational  safety  and
  health  registry  of toxic effects of chemical substances or has yielded
  positive evidence of acute or chronic health hazards in human, animal or
  other biological testing.
    3. "Workplace" means any location away from  the  home,  permanent  or
  temporary,  where  any  employee  performs  any work-related duty in the
  course of his employment.