| Answer | Boiler | LA30030-3 |
| Answer | Vehicle | LA30031-1 |
| Answer | Generator | LA30032-9 |
| Answer | Heater | LA30033-7 |
| Answer | Gas stove | LA30034-5 |
| Answer | Paint | LA30103-8 |
| Answer | Dust | LA30104-6 |
| Answer | Soil | LA30105-3 |
| Answer | Drinking water | LA30106-1 |
| answers-for | Exposure source | 92944-8 |
| STATUS | NotStated |
| LONG_COMMON_NAME | en-US | Carbon dioxide exposure source |
LOINC Version: 2.81