Anthem of Joy was created by the Czech designer Věra Liškova. It was made by softening, inflating, and manipulating tubes of borosilicate glass (like Pyrex) over a torch. The individual parts were assembled by fusing. Gift of Art Centrum.
Glass in which the flux is boric oxide instead of alkali. The first %%borosilicate glass%% was created by Otto Schott in 1882. It has a low coefficient of expansion and therefore withstands sudden changes of temperature.
(1) The process of founding or melting the batch; (2) heating pieces of glass in a kiln or furnace until they bond (see Casting and Kiln forming); (3) heating enameled glasses until the enamel bonds with the surface of the object.