Exhaustive study of products obtained from coconut shell
#0183;#32;The coconut shell was sun dried than oven dried at 110 #176;C for 24 h for moisture removal. Processed coconut shell were ground at the large ball mill with the rotating speed of 50 rpm. The resulted powder of around 1 cm 2 were pulverized again in another small ball mill. The finer product was separated using sieve shaker, BSS 52.