Columbia subject headings:
Pentachlorophenol--Environmental aspects.
Pentachlorophenol--Toxicology--Handbooks, manuals, etc.
Harvard subject headings:
Pentachlorophenol--Environmental aspects.
Pentachlorophenol--Physiological effect.
Pentachlorophenol--Safety measures.
Pentachlorophenol--Toxicology.
Princeton subject headings: