2. A PROCESS OF MANUFACTURING MOLDED ARTICLES CONSISTING OF (1) ADMIXING DILUTE COMMERCIAL WASTE LIQUOR, AN ANIMAL ALBUMINOUS SUBSTANCE, AND A CELLULOSIC AGGREGATE, (2) PRECIPITATING LIGNO-GLUTIN FROM THE RESULTING MASS DIRECTLY ON SAID AGGREGATE CARRIER BY AN ADDED DILUTE MINERAL ACID, (3) REMOVING THE EXCESS LIQUID,AND (4) MOLDING AND HEATING THE RESULTING WET ACIDIC MASS AT ELEVATED TEMPERATURES AND PRESSURES TO FORM A UNITARY MOLDED PRODUCT.