Ibali leendaba malunga nomgubo okhanyayo-ebumnyameni
Oku kulandelayo yingxelo yeendaba malunga nomgubo okhanyayo: I-powder ekhanyayo iye yaba yinto entsha eyaziwayo kwiimarike. Isixhobo somgubo asifuni mbane okanye nasiphi na isixhobo sokutshaja, kodwa siyakhazimla ebumnyameni. Ukukhanya kumgubo obumnyama kusetyenziswe ngokubanzi kwiindawo ezininzi zesicelo, ezifana: iimpawu zobusuku, izixhobo zokhuseleko kunye namathoyizi abantwana, njl. Isithako esisisiseko somgubo okhanyayo yi-phosphate, kwaye umgaqo wayo osisiseko wokusebenza kukukhanyisa amandla emini, kwaye emva koko ukhulule amandla ebumnyameni ukuvelisa isiphumo esikhanyayo. Ixesha elikhanyayo lepowder elikhanyayo lihambelana nokukhanya okufunyenweyo. Ngaphantsi kweemeko zokukhanya ezaneleyo, ukukhanya komgubo okhanyayo kunokufikelela kwiiyure ezininzi. Ukusetyenziswa komgubo okhanyayo kusetyenziswe ngokubanzi kwiimveliso ezahlukeneyo, ezinje: iigiya zezemidlalo zasebusuku, imihombiso emihle, kunye nefenitshala kunye neendonga, njl. ukwandisa, ukuzisa uncedo olungakumbi kunye nentuthuzelo ebantwini.