| Answer | Crossword Clue |
|---|---|
| leaching | the act of leaching |
| leachings | LEACHING, the act of leaching |
| hydrometallurgy | the treatment of ores by wet processes (as leaching) |
| cheluviation | the leaching of iron and aluminium oxides from soils, esp those planted with conifers and heaths |
| cheluviations | CHELUVIATION, the leaching of iron and aluminium oxides from soils, esp those planted with conifers and heaths |
| lixivium | the solution, containing alkaline salts, obtained by leaching wood ashes with water; lye |
| lixivia | the solution, containing alkaline salts, obtained by leaching wood ashes with water; lye |
