44 / | HD | FUEL AND RELATED COMPOSITIONS |
550 | DF | CONSOLIDATED SOLIDS (E.G., BRIQUETTE, ETC.) {5} |
551 | DF | .~ Containing specified binder {15} |
559 | DF | .~.~ With gypsum or silicon-containing material (e.g., clay, portland cement, water glass, etc.) {4} |
562 | .~.~.~ With paraffin, liquid hydrocarbon, or wax hydrocarbon |