Yenziwe kuluhlu olubanzi lwemathiriyeli,
ubukhulu becala intsimbi ethambileyo, intsimbi, intsimbi engatyiwa, ialuminiyamu, intsimbi, njl.
Isetyenziswa njengezinto zokuqinisa intsimbi kwipetroleum, kwishishini lekhemikhali kunye nemihombiso yokwakha,
ukukhusela zonke iintlobo zoomatshini, izixhobo zombane, iifestile kunye nokuzala kwemveliso yasemanzini.