Ososayensi baseBrazil babheka ukuthi kungenzeka yini ukuguqula imfucumfucu isuka ekukhiqizweni kwezindwangu ibe impahla eluhlaza embonini yendabuko ye-ceramic, banethemba lokuthi kokubili kuzonciphisa umthelela wemboni yendwangu nokudala impahla eluhlaza eqhubekayo yokwenza izitini namathayili.