sentences:  In Africa, for example, end-blown metal trumpets are found only in Islamic regions such as Nigeria, Chad and central Cameroon.Known as "kakaki" (among the Hausa of Nigeria) or "gashi" (in Chad), these trumpets consist of narrow cylindrical tubes, sometimes over in length, with flared metal bells.The silver "nafiri" is one of only two trumpets found in Malaysia; its name clearly derives from the Arabic "būq al-nafīr".