| Answer | Crossword Clue |
|---|---|
| NITER | Chemical used as fertilizer. |
| NITRATE | Chemical used in fertilizer |
| UREA | Compound used as fertilizer |
| UREA | Component used as fertilizer |
| SEAWARE | Marine alga used as fertilizer. |
| MARL | Crumbly clay mixture used as fertilizer |
| VRAICS | Seaweeds used as fertilizer in Channel Islands. |
| OLEATE | Chemical used as an emollient |
| TNT | Chemical first used as a dye |
