FERRO-CONCRETE n.
Concrete strengthened by a core or foundation skeleton of iron or steel bars, strips, etc. Floors, columns, piles, water pipes, etc., have been successfully made of it. Called also armored concrete steel, and reënforced concrete.
FIRE n.
ing of a gun. -- Fire plug, a plug or hydrant for drawing water from the main pipes in a street, building, etc., for extinguishing fires. -- Fire policy, the writing or instrument expressing the contract of insurance against loss by fire. -- Fire pot. (a) (Mil.) A small earthen pot filled with combustibles, formerly…