Izinto zokucoca insimbi ezingenasici zezona zinto zixhaphakileyo kwimizi-mveliso yokuhluza ngenxa yokuxhathisa umhlwa kunye nokusebenza ngokuhluza okuhle. Isetyenziswa ngokubanzi kuluhlu olubanzi lwezicelo zokucoca, ezinje ngeekhemikhali, ulwelo oluninzi lwe-viscosity kunye namashishini okutya kunye neziselo.
Ngokwakhiwa kwezinto zokucoca ulwelo, sizicelile kunye nezinto zeefilitha zesilinda zokhetho lwakho ukuhlangabezana neemfuno zakho zokucoca ulwelo.
