title: FOAM FRACTIONATION OF BLACK LIQUOR FROM SULFATE PULPING.
mesh_terms: D001741:Black or African American; D000397:Air Pollution; D044383:Black People; D006801:Humans; D009787:Occupational Medicine; D013431:Sulfates; D013461:Sulfur Oxides
chemical_list: D013431:Sulfates; D013461:Sulfur Oxides
keywords: AIR POLLUTION; INDUSTRIAL MEDICINE; SULFATES