Ibhodi yesekethe yangaphakathi yokukhanya kobusuku bomvundla ixhotyiswe ngesandi esichasene nesandi.Xa abantu beqhwaba izandla, kuya kukhanya, kwaye xa beqhwaba izandla, kuya kuphuma.Ngoko ke, ukukhanya kobusuku bomvundla kulungele ukusetyenziswa kumagumbi okulala, amagumbi abantwana, amagumbi okuhlala kunye namanye amagumbi, ukuze abantu bavule ukukhanya ebumnyameni okanye kwezinye iindawo ezimnyama ngempompo yezandla zabo.Isenokubekwa ecaleni kwebhedi.Xa uvuka ebusuku, kuya kulayita ngetephu, ekwazi ukusombulula ingxaki yokuba abantu bangasifumani iswitshi yokukhanyisa ezinzulwini zobusuku.Iluncedo kwaye iyasebenza.Kukho amanqanaba amathathu emithombo yokukhanya.Umthombo wokukhanya wenqanaba lokuqala ufanelekile ukukukhapha ukuba ulale, kwaye umthombo wokukhanya awukhazimli.Umthombo wokukhanya wenqanaba lesibini ufanelekile ukulungiselela umgubo wobisi, kwaye umthombo wokukhanya wenqanaba lesithathu ufanelekile ukutshintsha i-diapers ebusuku.
