Which type of coal has the lowest rank based on its heating capacity?
- Anonymous8 months ago
Lignite, soft coal, is lowest
Anthracite, hard coal, gives the most heat energy.
Bituminous, soft coal, is in the middle.
- oil field trashLv 78 months ago
- 8 months ago
- StarryskyLv 78 months ago
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- 異域秦後人Lv 78 months ago
The one contains high sulfur and mixing with sandy material.
- MarkLv 78 months ago
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