| 44 / | HD | FUEL AND RELATED COMPOSITIONS |
| 300 | DF | LIQUID FUELS (EXCLUDING FUELS THAT ARE EXCLUSIVELY MIXTURES OF LIQUID HYDROCARBONS) {31} |
| 436 | DF | .~ Organic oxygen compound containing (e.g., alicyclic alcohols, hypochlorites, etc.) {9} |
| 443 | DF | .~.~ Plural oxygens attached indirectly to each other by acyclic nonionic bonding {2} |
| 445 | ![]() | .~.~.~ All the oxygens are present as -OH groups (e.g., glycols, triols, etc.) |