Aluminiyamu zojambulazo pepala amatanthauza pepala lopangidwa ndi aluminiyumu zojambulazo zochirikiza pepala ndi aluminiyamu zojambulazo pepala. Ndilofewa komanso losavuta kupunduka, ngati pepala, ndipo silibwereranso pambuyo popindika. Zitha kukhala zamtundu, kuonetsetsa shading, osagwa, opaque, osaipitsa, mtengo wotsika mtengo. Amagwiritsidwa ntchito popanga zinthu zodziwikiratu komanso zokongoletsa za ndudu zapamwamba, maswiti ndi zakudya zina.