| Answer | Crossword Clue |
|---|---|
| CYANIDE | Gold-extracting chemical |
| recoveries | The process of removing or extracting an energy source or industrial chemical for use, reuse, or waste treatment |
| recovery | The process of removing or extracting an energy source or industrial chemical for use, reuse, or waste treatment |
| alchemies | a medieval chemical science and speculative philosophy aiming to achieve the transmutation of the base metals into gold, the discovery of a universal cure for disease, and the discovery of a means of indefinitely prolonging life |
