| Class | Class Name |
|---|---|
| 4 | chassis greases |
| 4 | Christmas tree candles |
| 4 | clutch oils |
| 4 | coal |
| 4 | coal briquettes |
| 4 | coal dust |
| 4 | coal dust [fuel] |
| 4 | coal gas |
| 4 | coal naphtha |
| 4 | coal tar oil |
| 4 | coke |
| 4 | colza oil for industrial purposes |
| 4 | combustible briquettes |
| 4 | combustible briquettes [charcoal briquettes] |
| 4 | combustible gases |
| 4 | combustible liquid |
| 4 | combustible oil |
| 4 | combustion enhancers [oils] |
| 4 | combustion motor oils |
| 4 | crude oil products |
| 4 | crude oils |
| 4 | cutting and grinding fluids and oils |
| 4 | cutting and grinding oils |
| 4 | cutting fluids |
| 4 | cutting oils |
| 4 | cutting oils and fluids |
| 4 | cylinder oil (lubricants) |
| 4 | denatured fuel alcohols |
| 4 | diesel |
| 4 | diesel engine oils |
| 4 | diesel fuels |
| 4 | diesel oil |
| 4 | drilling lubricants |
| 4 | dripless penetrating oils |
| 4 | dust absorbing agents |
| 4 | dust absorbing compositions |
| 4 | dust absorbing compositions |
| 4 | dust absorbing preparations |
| 4 | dust binding agents |
| 4 | dust binding compositions |
| 4 | dust binding compositions for sweeping |
| 4 | dust binding compositions for sweeping |
| 4 | dust laying and absorbing compositions |
| 4 | dust laying compositions |
| 4 | dust removing preparations |
| 4 | dust wetting agents |
| 4 | dust wetting and binding compositions |
| 4 | dust wetting compositions |
| 4 | electrical energy |
| 4 | engine fuels |
