Ubutaka n'ifumbire: isoko y'ubuzima butunga imyumbati

Ubutaka buri muri pariki nuburumbuke burumbuka kugirango imyumbati imere kandi ikure. Buri santimetero yubutaka bwateguwe neza kandi bunoze. Abantu bahitamo igice cyoroshye, kirumbuka kandi cyumutse neza mubwoko bwinshi bwubutaka, hanyuma bakongeramo ibikoresho byinshi kama nkifumbire yangirika nubutaka bwimbuto nkubutunzi. Ibi bikoresho kama ni ifu yubumaji, biha ubutaka amazi yubumaji nubushobozi bwo kugumana ifumbire, bigatuma imizi yimbuto irambura ubusa kandi ikurura intungamubiri.
Gufumbira ni umurimo wa siyansi kandi ukomeye. Mbere yo gutera imyumbati, ifumbire fatizo ni nk'inzu y'ubutunzi bw'intungamubiri yashyinguwe mu butaka. Ifumbire itandukanye nkifumbire mvaruganda, ifumbire ya fosifore, nifumbire ya potasiyumu ihuzwa hamwe kugirango ibe umusingi ukomeye wo gukura kwimyumbati. Mugihe cyo gukura kwimyumbati, gahunda yo kuhira ibitonyanga ni nkumurima muto ukorana umwete, ugahora utanga "isoko yubuzima" - kwambika imyumbati. Ifumbire ya azote, ifumbire mvaruganda hamwe n’ifumbire mvaruganda itangwa neza mu mizi yimbuto binyuze muri gahunda yo kuhira imyaka, kugira ngo ibone uburyo bwiza bwo gutanga intungamubiri kuri buri cyiciro cyo gukura. Iyi gahunda yo gusama neza ntabwo itanga gusa imikurire myiza yimbuto, ahubwo inirinda ibibazo byubutaka bwubutaka bushobora guterwa nifumbire ikabije. Ninkimbyino yitonze yitonze, kandi buri rugendo nukuri.