| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | chemical hygiene plan | United States | Required in all laboratories handling hazardous chemicals | 1 |
| 2 | chemical hygiene plan | United States | Includes specific protocols for handling and disposing of chemical waste | 1 |
| 3 | chemical hygiene plan | United States | Integral part of occupational safety and health regulations | 1 |
| 4 | chemical hygiene plan | United States | Regularly updated and reviewed by designated safety officers | 1 |
| 5 | chemical hygiene plan | United States | Includes training programs for all laboratory personnel on chemical hazards and safety practices | 1 |