How did Prometheus teach men how to make weapons?

Prometheus taught men how to make weapons by sharing his knowledge of fire, which he stole from the gods and brought to humanity. With fire, humans were able to forge metal, leading to the creation of tools and weapons. By imparting this crucial skill, Prometheus not only empowered humanity but also enabled them to defend themselves and advance their civilization. His actions exemplified his role as a benefactor of mankind, despite facing severe consequences from the gods for his defiance.