Question: How do you use a hot glue gun?
Options:
Plug in the hot glue gun and let it warm up.  Insert a glue stick into the gun and push the glue into the heated element as you go.
Plug in the hot glue gun and let it warm up.  Insert a solder wire into the gun and push the wire into the heated element as you go.
Answer: Plug in the hot glue gun and let it warm up.  Insert a glue stick into the gun and push the glue into the heated element as you go.