What we do need is a knowledge of coal's elemental analysis. In other words, we need to know only how much carbon, hydrogen, sulfur, oxygen and nitrogen there is in a given coal. A typical elemental analysis of a bituminous coal is as follows: 82% carbon, 5% hydrogen, 1% nitrogen, 3% sulfur, 9% oxygen.
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The pick mattock is a pick and adze combination tool. An adze is actually used mostly in forming and carving wood but has evolved with the pick to become the ideal digging, landscaping, and gardening tool.he pickaxe is commonly spelled as âpickaxâ, or âpick axeâ, and is a different tool in and of itself. The term âpickâ may be associated with mattock or axe or left as an entirely separate tool.