sir, i;m shivakumar from madurai{tamilnadu].one of my friend have a rp, that s copper vessel[1.500 weight, mr 5inches,rr 1.5inches, than watch and torch r permanent collopsed within30 seconds,rice moving method[zigzag method], rice willbe change dark brown than that willbe powdered. if u want to deal that? pls contact my mobile 09994729286. by shivakumar.