soft coal

How to use soft coal in a sentence

• Is there any town nuisance, such as soft coal smoke or malodorous factories?

  The Complete Club Book for Women | Caroline French Benton

• This is about the same as the density of gravel or soft coal, and is just about one quarter of the average density of the earth.

  A Text-Book of Astronomy | George C. Comstock

• In this summer season the pits never turned full time, particularly the soft coal.

  Sons and Lovers | David Herbert Lawrence

• They forgot that their lungs were full of soft coal dirt, that their hands were grimy, and their faces, too.

  Billie Bradley on Lighthouse Island | Janet D. Wheeler

• Bituminous or soft coal is used in the manufacture of illuminating gas, as anthracite contains less of the needed materials.

  American Inventions and Inventors | William A. Mowry