Muzvidzidzo fundoyetsimba, chemishonga, mugodhi, manyau (molten material) rinotaurwa kana magodo adziyiswa kusvika pahujoto hwekushanduka kuva mutuvi. Somuenzaniso mabwe ane simbi inonzi copper anodziyiswa kusvika pahujoto 1300oC apo anenge anyauka akatsvuka kuti piriviri nekupisa. Izvozvi zvakanyauka nokutsvuka kuburikidza nemoto ndizvo zvinonzi manyau kana kuti simbi yakanyakatika. Manyau anotaurwa pane chinhu chinoonekwa chiri godo pahujoto hwatinorarama asi chichizonyauka kana chapiswa nemoto wakawanda. Magodo emvura anonyauka pahujoto 0o tichikwanisa kuabata isu vanhu. Mvura haiverengwe pamanyau, zvakare mvura inenge isina kutsvuka nekupisa. MaZulu vanoti ulutsheke (n. Molten matter; liquid). MaZulu vanoti ulutshekeza (1. Molten matter; liquid. 2. Liquid food; gruel). MaZulu vanoti tshekeza (Move from side to side (of liquid), swill about; sway).