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Titles
- Industrial hygiene manual supplement: pictures of processes, processes, toxic agents, suggested control measures, health hazards1
- Industrial hygiene manual: industrial toxic agents, chemical formula and synonyms, principal properties, principal industrial uses, poisoning-systemic, maximum permissible concentrations of atmopheric contaminants1
- Industrial hygiene manual: industrial toxic agents, chemical formula and synonyms, principal properties, principal industrial uses, poisoning-systemic, maximum permissible concentrations of atmopheric contaminants (Manual)1
- Industrial hygiene manual: industrial toxic agents, chemical formula and synonyms, principal properties, principal industrial uses, poisoning-systemic, maximum permissible concentrations of atmopheric contaminants (Supplement)1
- It's your choice to prevent [the] spread of AIDS and hepatitis B1