Monga katswiri wopereka mapini a enamel, ndimakumana ndi mafunso tsiku ndi tsiku kuchokera kwa makasitomala okhudza mapini a enamel. Munkhaniyi lero, ndasonkhanitsa mafunso ndi mayankho odziwika bwino okhudza kusintha mapini a lapel, ndikuyembekeza kuti zingakuthandizeni ~