| Answer | Crossword Clue |
|---|---|
| NYLON | Coal, air and water. |
| NYLON | Material from coal, water and air. |
| NYLON | It's made from coal, water and air. |
| ELEMENTS | Earth, air, fire, and water. |
| ELEMENTS | Water and air, e.g. |
| ELEMENTS | Air, water, fire and earth |
| EPA | Clean air and water org. |
| ELEMENTS | Fire, air, water and earth |
| EPA | Org. protecting air and water |
| NEEDS | Air and water, e.g. |
| EPA | Clean-air-and-water agcy. |
| EPA | Clean air and water agcy. |
| EPA | Org. for clean air and water |
| EPA | Org. with air and water standards |
| EPALAB | Govt. testing site for air and water quality |
| ATWA | System of a Down song about air, trees, water and animals? |
