Ko te nuinga o ngā pouaka whakamutu muka he kirihou, he konganuku rānei, ā, he roa te wā e whiriwhiria ana mō te roa me te tiaki i roto i ngā taiao waea. Ko ngā pouaka kirihou he polycarbonate, he ABS rānei, he ātete ki te ru, he iti hoki te utu. Ko ngā pouaka konganuku, pērā i ngā mea i hangaia mai i te maitai, i te konumohe rānei, ka whakarato i te parenga pai ake me te roa ake ina whakatakotoria ki ngā wāhi uaua. Ka āwhina katoa ēnei ki te tiaki i ngā taura muka mai i te puehu, te wai, me ngā pupuhi. Ko ētahi pouaka ka whakakotahi i ēnei rauemi, mā te whakamahi i te turanga konganuku me te uhi kirihou, hei whakatau i te taurite utu/mahi. Ko te whiriwhiri i te rauemi tika e ahu mai ana i te wāhi o te pouaka, te taumata whakamahinga e tumanakohia ana me ngā whakaritenga tiaki. Ka hipokina e te wāhanga e whai ake nei me pēhea te whakatutuki i ia rauemi i ngā hiahia rerekē me ngā mea hei whakaaro i mua i te whiriwhiri i tētahi.