Encyclopedia > Shaft

  Article Content

Shaft

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
Quioque, New York

... under the age of 18 living with them, 42.6% are married couples living together, 11.9% have a female householder with no husband present, and 42.6% are non-families. 36.3% ...

 
 
 
This page was created in 21.8 ms