in the glass-manufacture, a small hole or aperture of the furnace, one of which is placed on each side of the becca, almost horizontally with it. Boccarella Out of them the servitors take coloured or finer metal from the piling pot.
in the glass-manufacture, a small hole or aperture of the furnace, one of which is placed on each side of the becca, almost horizontally with it. Boccarella Out of them the servitors take coloured or finer metal from the piling pot.