Encyclopedia > Shaft

  Article Content


A shaft is either:

  • a hole in the earth typically used for mineral extraction, such as mining. They will normally be vertical, man-made structures.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article
Anna Karenina

...     Contents Anna Karenina Anna Karenina is a novel by Leo Tolstoy published in 1877 through 1878, set against the background of Russian ...

This page was created in 28.5 ms