Glaze test
Lucie Rie, who had been exploring the chemical knowledge of ceramics since college, has extensively used the molding of glazes to make use of his skills. Lucie produced bright colors by using metal oxide mainly using manganese, cobalt and copper as a coloring agent. In addition, two or more kinds of glaze in order to give decorative effect, and the effect of emphasizing accordingly.
In this time, experiments and researches were conducted with the aim of learning the glaze of various colors Lucie rie used and the metallic luster glaze used for decoration of the rim.