Electrical safety devices that melt to break an overloaded circuit

• Replaceable links protecting appliances and wiring from overcurrent

Cords or detonators that ignite explosive charges

• Burning leads that carry flame to bombs or fireworks

Third-person singular of fuse: joins by melting

• Blends elements into a single whole

Third-person singular of fuse: equips with a fuse

• Installs a fuse in an explosive or device