“PREPARATION AND CHARACTERIZATION OF ACTIVATED CARBON FROM BABUL (ACACIA ARABICA) AND COCONUT SHELLS BY PHYSICAL ACTIVATION IN A FLUIDIZED BED REACTOR” (2003) Biological Sciences - PJSIR, 46(1), pp. 5–9. Available at: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/1582 (Accessed: 10 March 2026).