I-caps screw ekhutshiwe kule khit ifakwe emacaleni okuthatha inxaxheba kwaye ithuthuzelekile xa isebenzisa i-vial.
Ngenxa yokuncitshiswa kwe-capred ye-capper ye-capred engasengqiqweni sukuyilo. Ke ngoko, kuyacetyiswa kuphela ukusebenzisa i-vials kunye nokuvalwa ukusuka kumthombo omnye wokubonelela, ukwenzela ukuba kuqinisekiswe ukuba kudityaniswe kunye nokuhambelana necandelo zombini