Columbia subject headings:
Harvard subject headings:
Dry cleaning industry--Employees--Health and hygiene--United States.
Dry cleaning industry--United States--Safety measures.
Dry cleaning--United States--Equipment and supplies--Safety measures.
Princeton subject headings:
Dry cleaning industry--Employees--Health and hygiene--United States.
Dry cleaning industry--United States--Safety measures.
Dry cleaning--United States--Equipment and supplies--Safety measures.