Umbala wesithombe uhlobo lwama-microcapsule. Ngophawuda wangempela ogoqwe kuma-microcapsule.Izinto zomgubo zingashintsha umbala elangeni. Lolu hlobo lwezinto ezibonakalayo lunezimpawu zombala obucayi nekhono lesimo sezulu eside. Ingangezwa ngqo ngokulingana nomkhiqizo ofanele.