Idada elimhlophe phantsi ngokwayo ivelisa igrisi, ekhawuleza ichithe emva kokufunxa ukufuma. Ke ngoko, idada phantsi linomsebenzi obalaseleyo wobungqina bokufuma. Amawaka emingxuma yomoya agqunywe ngokuxineneyo kwimicu enjengebhola yedada ezantsi, enomsebenzi wokufunxa ukufuma kunye nokuphelisa ukufuma ukugcina imveliso yomile ngalo lonke ixesha.
I-Down izinzileyo, ihambelana nokusingqongileyo kunye neyona nto ikhululekile yendalo ye-thermal. Imarike yeemveliso ezantsi ibisoloko ikhona, ngoko ke ukuveliswa kweRONGDA phantsi kunye neentsiba ziya kuba sisigxina.