Wood
| WOOD PROPERTIES |
| TYPE OF WOODS |
BTU/LB |
% BY MASS |
| CARBON |
NITROGEN |
SULFUR |
ASH |
| Poplar |
8,920 |
51.64 % |
0.00 % |
0.00 % |
0.65 % |
| Maple |
8,581 |
50.64 % |
0.25 % |
0.00 % |
1.35 % |
| Hickory |
8,671 |
47.67 % |
0.00 % |
0.00 % |
0.73 % |
| Douglas Fir |
9,049 |
52.30 % |
0.10 % |
0.00 % |
0.80 % |
| Yellow Pine |
9,587 |
52.60 % |
0.00 % |
0.00 % |
1.31 % |
| White Oak |
8,349 |
49.48 % |
0.35 % |
0.01 % |
1.52 % |
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