 <translate> Were all the materials to make a cannon known during the bronze age? Given the above question, please answer with reasoning first! <yor> Ṣé gbogbo ohun èlò tí wọ́n fi ń ṣe ọta ìbọn ni wọ́n ti mọ̀ nígbà ayé ayé ayé àtijọ́? Níwọ̀n ìbéèrè tó wà lókè yìí, ẹ jọ̀wọ́ ẹ kọ́kọ́ fi òye dáhùn! 