1.Umbhulu wokusebenzela waye ngekuthi ungenzi ukuphikisana, futhi isicelo sikufuneka siphumeleyi ngaphandle kweglasu |
2.Iso amandla nokuba YBB, noma ayithethwe ngokubanzi ngeenkcwadi zokugcina |
3.Ispefikeshini zikhona phakathi kwe-1ml kunye ne-30ml |
4.Ngqo noma inyathi, ukuxhapha usetyenziswa |