FIELD: pulp-and-paper industry, mechanical engineering, medical and food-processing industry. SUBSTANCE: method involves grinding and mixing fibrous components; casting, pressing and drying. During casting, gas saturated water with separated gas microbubbles is supplied into composition. Air may be used as gas. EFFECT: increased efficiency in removal of mechanical contaminants and other inclusions from liquids and air. 2 cl, 1 tbl
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