There were torches on Mt Olympus, and Prometheus stole one. He did so in order to create fire in the mortal realm, and was punished for it by Zeus.
The word volcano more likely came from ROMAN mythology, not Greek, because the Roman god of fire and volcanoes was called Vulcan.
The underworld
Hephaestus, God of work and fire.
There was a myth about how Prometheus stole a torch of fire from Mt. Olympus so he could make warmth for man kind.
Vulcan is the god of the forges (includes fire and metalworking) in Roman mythology. In Greek mythology, he is known as Hephaestus.
In Greek mythology, it's Hestia. In Roman mythology, it's Vesta.
Hestia is a Greek goddess of fire, hearth, and home - she was not in Norse mythology.
The Greek neuter noun 'pūr', which is the source of the prefix pyro–.
Hestia is a Greek goddess of home, hearth and fire, she is not a part of Norse mythology.
From the Titan Prometheus
Hephaestus, who is also the lame god of fire.
Depends on the mythology. Agni (Hindu), Nergal (Sumeria), Uriel (Judaeo-Christian), Prometheus or Haephestus, (Greek), Vulcan (Roman), and of course there are many more.