| Name | Data Type | Definition | |
|---|---|---|---|
| LPOX | string | Low pressure oxygen servicing. | |
| HPOX | string | High pressure oxygen servicing. | |
| LHOX | string | Low and high pressure oxygen servicing. | |
| LOX | string | Liquid oxygen servicing. | |
| OXRB | string | Oxygen replacement bottles. | |
| HOXRB | string | High pressure oxygen replacement bottles. | |
| LOXRB | string | Low pressure oxygen replacement bottles. | |
| OX | string | Indicates oxygen servicing when type of servicing is unspecified. | |
| OTHER | string | Other oxygen servicing situation. |