Te tukanga hanga kirihou nairona me ōna whakamahinga i roto i te umanga kakahu
Te Tukanga Hanga Kirihou Nairona me ōna Whakamahinga i roto i te Ahumahi Kakahu Kupu Whakataki Ko te kirihou nairona he momo pūmua hangai kua huri i ngā momo ahumahi, tae atu ki ngā kakahu. I kitea i te tau 1935 e Wallace Carothers i DuPont, kua noho te nairona hei rauemi whiriwhiri i roto i te hanga o ngā hua maha nā ōna āhuatanga whakamiharo, pērā i te pakari, te kaha, me te ngāwari. Ka whakamāramahia e tēnei tuhinga… Pānuihia atu