| A | B |
| Type A extinguisher | ordinary combustibles like wood or paper |
| Type B extinguisher | flammable liquids like gas, paint and oil |
| Type C extinguisher | electrical fires |
| Type D extinguisher | burning or combustable metals |
| CDC | concerned with causes spread and control of diseases |
| Concerned with Occupational Exposure to Hazardous Chemical Standards | OSHA |
| OSHA | Concerned with Bloodborne Pathogen Standard |
| Joint Commission | Promotes specific improvements in patient safety |
| EPA | Goal is to protect human health and environment |
| FDA | Regulates food and drug products sold to the public |
| Type K extinguisher | Cooking fires with combustable liquids |