00665nam a2200193 a 4500 0 20250404140026.0 071126s19uu xx 00 eng d PHS TD 758 .S26 2007 Sanchez, Mandy Carlo P. Locally available wood charcoal as aquarium filter / Mandy Carlo P. Sanchez. Las Piñas City, Philippines : Southville International School and Colleges, 2007. 26 pages : illustrations ; 28 cm. Includes bibliographical references. Aquarium filters. Charcoal Utilization. Water Purification. lcc PASS 97881 97881 0 0 lcc 0 LUX LUX PASS 2007-11-26 DONATION 0 PHS TD 758 .S26 2007 P1968 2014-04-08 00:00:00 2014-04-08 PASS