(from the article `pottery`) ...as low-temperature colours, or colours of the petit feu. Other terms for overglaze colours are enamel colours and muffle colours, the latter name ...
See petit feu.
A chamber or box built in a furnace and used to fire articles out of direct contact with flames or the products of combustion.
A box within a furnace that is used to move pieces out of reach of flames or other combustible materials.