Columbia subject headings:
Criminal liability--United States.
Industrial hygiene--Law and legislation--United States.
Industrial safety--Law and legislation--United States.
Work environment--United States.
Harvard subject headings:
Industrial safety--United States
United States. Occupational Safety and Health Administration.
Work environment--United States.
Princeton subject headings:
Industrial safety--United States.
United States. Occupational Safety and Health Administration
Work environment--United States.