acidize

listen to the pronunciation of acidize
Английский Язык - Английский Язык
To treat a limestone or sandstone formation with HCl or HF to enlarge its void spaces (petroleum geology)
To impregnate with acid; acidify
{f} acidify, make or become acid; (British usage) turn sour; (Petroleum) treat oil-bearing limestone with acid for the purpose of increasing production (also acidise)