TY - BOOK AU - Carmona, Faye C. TI - Neutralizing ability of Calcium carbonate in crab shells on nata de coco effluents as a form of waste water treatment AV - PHS TD 745 .Ca21 2008 PY - 2008/// CY - Las Piñas City, Philippines PB - Southville International School and Colleges KW - Water KW - Purification KW - Calcium carbonate KW - Wastewater KW - Biodegradation KW - Shellfish KW - By-products KW - Environmental aspects N1 - Includes bibliographical references ER -