Izimpondo:
1. Luer slip ngesihlengi sasihlangene siyithetha isibonelo esingabangeni ukuthi uzogcina amanani ngendlela efanelekileyo ngalokhu
ukubuyisela umnwe wothe kwiindlela ezifana nezinye
2. Ukugcina okusebenza kulandelwe ngezimbini. Ngxelo yokuqala kukusebenzisa ukubuyiselwa kwe-pin yomphumela
ukusetyenziswa nokuphucuka phakathi kwesixhasa, okufinyelela amagcinde asebenziwe ngokulandelayo;
ukudibanisa okanye nguqo lwesibonelo sikhulula umoya.
ukubuyisela umnwe wothe kwiindlela ezifana nezinye
2. Ukugcina okusebenza kulandelwe ngezimbini. Ngxelo yokuqala kukusebenzisa ukubuyiselwa kwe-pin yomphumela
ukusetyenziswa nokuphucuka phakathi kwesixhasa, okufinyelela amagcinde asebenziwe ngokulandelayo;
ukudibanisa okanye nguqo lwesibonelo sikhulula umoya.