习惯用语as black as soot1.极黑特殊用法acid-containing soot1.含酸煤烟carbon soot1.炭黑fuel soot1.燃料烟黑mercurial soot1.汞炱, 冷凝汞(蒸馏汞矿时所生成)turpentine soot1.松烟, 松树枝熏制的碳黑