The goal is to take old batteries from EVs and other equipment to essentially mine them for their core critical minerals—lithium, cobalt, nickel, and copper.

Naval mine, or sea mine, a mine at sea, either floating or on the sea bed, often dropped via parachute from aircraft, or otherwise lain by surface ships or submarines

MINE definition: 1. the one (s) belonging to or connected with me: 2. a hole or system of holes in the ground where…. Learn more.

MINE meaning: 1. the one (s) belonging to or connected with me: 2. a hole or system of holes in the ground where…. Learn more.

Nov 14, 2025 · The U.S. Department of Energy’s Office of Fossil Energy announced an $80 million funding opportunity to establish Mining Technology Proving Grounds.

Nov 4, 2025 · The invention of mechanical drills powered by compressed air (pneumatic hammers) increased markedly the capability to mine hard rock, decreasing the cost and time …

In land mine warfare, an explosive or material, normally encased, designed to destroy or damage ground vehicles, boats, or aircraft, or designed to wound, kill, or otherwise incapacitate …

There are 12 meanings listed in OED's entry for the noun mine, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Mine is the first person singular possessive pronoun. A speaker or writer uses mine to refer to something that belongs or relates to himself or herself. Her right hand is inches from mine. …

He has proven to be a mine [= gold mine] of information. [=he has provided a large amount of information]