FOUNDER n.
One who founds; one who casts metals in various forms; a caster; as, a founder of cannon, bells, hardware, or types. Fonder's dust. Same as Facing, 4. -- Founder's sand, a kind of sand suitable for purposes of molding.
FRAME n.
ed together; a fabric; a structure; esp., the constructional system, whether of timber or metal, that gives to a building, vessel, etc., its model and strength; the skeleton of a structure. These are thy glorius works, Parent of good, Almighty! thine this universal frame. Milton.
FURNACE n.
lace in which heat is produced by the combustion of fuel, as for reducing ores or melting metals, for warming a house, for baking pottery, etc.; as, an iron furnace; a hot-air furnace; a glass furnace; a boiler furnace, etc.
FUSIBLE a.
CapabIe of being melted or liquefied. Fusible metal, any alloy of different metals capable of being easily fused, especially an alloy of five parts of bismuth, three of lead, and two of tin, which melts at a temperature below that of boiling water. Ure. -- Fusible plug (Steam Boiler), a piece of easily fusible alloy,…