coal-pit
31coal mine — coal miner. coal mining. a mine or pit from which coal is obtained. [1605 15] * * * …
32pit pony — pit .pony n a small horse that was used in the past for moving coal in a mine in Britain …
33pit·head — /ˈpıtˌhɛd/ noun, pl heads [count] chiefly Brit : the top of a coal mine and the area and buildings around it …
34pit coal — coal, carbon, charcoal …
35pit closures — ➡ coal mining * * * …
36Cold pit — Pit Pit, n. [OE. pit, put, AS. pytt a pit, hole, L. puteus a well, pit.] 1. A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation; specifically: (a) The shaft of a coal mine; a coal… …
37Working pit — Pit Pit, n. [OE. pit, put, AS. pytt a pit, hole, L. puteus a well, pit.] 1. A large cavity or hole in the ground, either natural or artificial; a cavity in the surface of a body; an indentation; specifically: (a) The shaft of a coal mine; a coal… …
38Coal mining — Men leaving a UK colliery at the close of a shift Surface coal mining in Wyo …
39coal mine — noun a mine where coal is dug from the ground • Syn: ↑coalpit • Hypernyms: ↑mine • Part Holonyms: ↑colliery, ↑pit * * * coal miner …
40Coal power in the People's Republic of China — Entrance to a small coal mine in China. A coal shipme …