Tank
131Tank Corps — may refer to:* Royal Tank Regiment, originally called the Tank Corps * Tank Corps (Soviet), a type of Red Army formation used up to World War II * United States Tank Corps …
132Tank leaching — Tank leaching, also called vat leaching, is a hydrometallurgical method of extracting valuable material (usually metals) from ore. It involves placing ore, usually after size reduction and classification, in large tanks or vats containing a… …
