Emkhakheni wokukhiqizwa kwezimboni, ukulimala kwendawo yokusebenza kuyinkinga ehlala isikhathi eside futhi efinyelela kude. Ukuguga, ukugqwala, umthelela nezinye izici zihlale zisongela ukusebenza okuvamile kwemishini, akugcini nje ukunciphisa ukusebenza kahle kokukhiqiza, kodwa futhi kukhulisa kakhulu izindleko zokunakekela kanye nesikhathi sokuphumula.
I-Anti-Scratch Sheet, njengohlobo olusha lwezinto ezibonakalayo, ingene kancane kancane emkhakheni wombono wabantu eminyakeni yamuva.