lixiviating
/lɪkˈsɪviˌeɪtɪŋ/
verb
- To separate a soluble substance from a solid by washing or percolating a liquid through it; to leach.
- They are lixiviating the ash to recover the potash.
- The chemist is lixiviating the ore to extract the valuable minerals.
- Rainwater is slowly lixiviating nutrients from the soil.