glossary E

Extraneous ash refers to ash in coal that is derived from inorganic material introduced during formation of the seam, such as sedimentary particles, or filling cracks in the coal, also called sedimentary ash.

Ref: 123897/2006-10-01

Read more ... Add new comment

Page 15 of 15

No related articles found

Tuesday, 2023-10-03

The daily puzzle:

What does '*****' mean in the following text?
"***** is a field of study that focuses on the process of monitoring and controlling the movement of a craft or vehicle from one place to another. The field of ***** includes four general categories: land *****, marine *****, aeronautic *****, and space *****."--++--++--
The answer and more

(#)