Nicholas, E. S. .; Ukoha, P. O. . ANALYSIS OF THE IMPACT OF CAMEROUN ZINC, STONE-COATED TILES, ASBESTOS, CORRUGATED IRON ROOFS AND GALVANIZED IRON TANK ON HARVESTED RAINWATER IN SOUTH-SOUTH, RIVERS STATE, NIGERIA USING WATER QUALITY INDEX . JCSN 2024, 49.