Origin of infusible1
Origin of infusible2
Examples from the Web for infusible
Historical Examples of infusible
It becomes white in the pottery kiln, and is infusible at that heat.
It is infusible at the blowpipe alone, but it melts easily with borax.
It is infusible, and is derived from the decomposed felspar of granite.Chats on Oriental China
J. F. Blacker
It is infusible, but cracks and becomes opaque before the blowpipe.
They are tasteless, odorless, and infusible at ordinary temperature.Encyclopedia of Diet