Okusinziira ku Muwanga Charles mu kitabo kye ""Essomabuzimba(Chemistry), essomabuzimba ly'essomo erikwata ku butoffaali obusirikitu obuyitibwa ""obuzimba"" oba ""obuziba"" (atoms) , n'engeri gye bwegatta mu bipooli by'enkyusabuziba(chemical compounds)okuzimba ebintu eby'enjawulo, ebiramu n'ebitali biramu.Essomabuzimba n'essomabuziba bifaananyamakulu(are synonyms).