Tempering
Tempering was the process of treating a metal with heat in order to strengthen it.

In 2268, while observing several axes in a cave on Sigma Draconis III, James T. Kirk noted that the metal it was made of was forged and tempered, and therefore not of Morg origin. ()

In 2369, Mullibok expressed his wish to finish building his kiln and temper his baking pots. ()

In 2370, while rehearsing a discussion with his son Alexander, Worf compared a warrior to a sword tempered by experience. ()

In Skoran's opinion, the radioactive material left over from a crashed Federation deep space probe had been tempered. ()

In 2372, Gul Dukat metaphorically described Kira Nerys as "a Bajoran tempered with Cardassian steel". ()

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Skills