Ibhokisi lokusebenzisa kabusha lensimbi elingaphandle lezentengiselwano zomphakathi lizimele.
Leli seti lamathini kadoti angaphandle lenziwe ngensimbi enemibala egqamile enokwelashwa kokugqwala; inokumelana okuhle nesimo sezulu.
Ukuhlukaniswa okunengqondo kodoti kusiza ekuvikeleni imvelo, ukubukeka okulula, ukuhlanganiswa kwemibala ehlukahlukene, umbala omusha nowemvelo, kanye nokuhlanganiswa nemvelo. Umklamo omkhulu we-four-in-one usindisa isikhala esiyigugu sendawo. Kokubili ngaphakathi nangaphandle, njengemigwaqo, amapaki, izingadi, umgwaqo, izitolo ezinkulu, imiphakathi kanye nezinye izindawo zomphakathi,
Yenziwe ngensimbi eqinisiwe engagqwali, futhi ubuso bayo bufuthwa ngaphandle ukuqinisekisa ukusetshenziswa okuhlala isikhathi eside.