Hephaestus make love to Athena: at the moment of climax she pushes him aside, and his semen falls to the earth where it impregnates Gaia." Hephaestus was associated by Greek colonists in southern Italy with the volcano gods Adranus (of Mount Etna) and Vulcanus of the Lipari islands. The first-century sage Apollonius of Tyana is said to have observed, "there are many other mountains all over the earth that are on fire, and yet we should never be done with it if we assigned to them giants and gods like Hephaestus". In the Trojan war, Hephaestus sided with the Greeks, but
Hephaestus assist him in moving around. Hephaestus’s ugly appearance and lameness is taken by some to represent peripheral neuropathy and skin cancer resulting from arsenicosis caused by arsenic exposure from metalworking. Bronze age smiths added arsenic to copper to produce harder arsenical bronze, especially during periods of tin scarcity. Many Bronze Age smiths would have suffered from chronic arsenic poisoning as a result of their livelihood. Consequently, the mythic image of the lame smith is widespread. As Hephaestus was an iron-age smith, not a bronze-age smith, the connection is one from ancient folk memory. Parallels in other mythological systems for Hephaestus's