At this point, the wax, now liquid, could run. More hot water was applied with powder detergent; both muffle counterparts were brushed with a plastic bristle brush, in order to avoid wax and fatty remnants in the plaster Figure 24.
Se agrega más agua caliente con detergente en polvo y tallando las dos contrapartes de la mufla con un cepillo de cerdas de plástico, esto para evitar que queden restos de cera y grasa en el yeso Figura 24.