BOILER n.
A strong metallic vessel, usually of wrought iron plates riveted together, or a composite structure variously formed, in which steam is generated for driving engines, or for heating, cooking, or other purposes.
BOMB n.
on by its explosion. -- Bomb ketch, Bomb vessel (Naut.), a small ketch or vessel, very strongly built, on which mortars are mounted to be used in naval bombardments; -- called also mortar vessel. -- Bomb lance, a lance or harpoon with an explosive head, used in whale fishing. -- Volcanic bomb, a mass of lava of a sp…