Sufuri
(1) Sufurin motoci: An sanya ƙasan ɗakin da kyau tare da masu bacci da fakitin roba masu kariya.Sanya shingen kariya akan madaurin bututun karfe don hana lalacewar saman bututun karfe, guje wa karo kai tsaye tsakanin bututun karfe da motar, gogayya da tashin hankali na gaba da na baya.

(2) jigilar kwantena: Sanya abubuwan da suka dace a cikin karusar don hana bututun ƙarfe daga jujjuyawa da karkata, guje wa tasirin ƙarshen bututu, kuma kada a tura matsakaici tare da najasa ko sinadarai.