Encyclopedia > 470

  Article Content

470



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
Pyroclastic flow

... an extremely fast moving body of gas, ash and rock which travels at over 100km/h. There are potential causes of pyroclastic flows: Collapse of the ash column from a ...