Dropped by various air, storm, and lightning themed creatures, such as: * Steam Rager and Enraged Tempest in Borean Tundra * Stormrider and Scion of Storm in The Storm Peaks * Ionar and Stormfury Revenant in Halls of Lightning * Tempest Revenant in Wintergrasp Found while mining Titanium Veins. Harvested by Engineers using the Zapthrottle Mote Extractor on Arctic Clouds in various zones.