How found: After finding the Fire Arrows, open the cave north of Goron Village and speak to the Goron inside as Goron Link. Pass his test and you'll able to use powder kegs.

    How used: This giant explosive can be used to destroy the boulders blocking Romani Ranch and the Goron Racetrack, as well as blasting a hole in Ikana Castle's roof.

    Used by: Goron Link