I have the philosophy that storing can be just as useful as tapping.
Steel makes moving slowly easier, I don't know if you've tried it but taking a slow pace is actually kind of painful.
Iron: slow Fall
Pewter: decrease size and strength, good for acts of getting into small spaces.
Tin: I don't have to precive anything I don't want to.
Copper: we all have those things we just can't unsee.....
Bronze: SLEEP!
Zinc: this could also help sleep, or help you act dumb.
Brass: if it's too hot, I can be cold.
Atium: act old, no be old
Malatium: ???
Gold: acting sick has never been so easy.
Electrum: ever unable to sit still? No you can't move! Or make it easier to maintain calm.
Cadmium: How better to act stressed.
Bendalloy: make your money back at all you can eat.
Aluminum: I have all the powers
Dur-aluminum: you feel nothing when talking to me, nothing (what better way to deesscilate a situation.)
Chromium: now I really will be surprised(or hide that you're cheating at cards, depends on how it works Brandon is confusing on this point)
Nicrocil: Blend in with the Nalthian street population, or pretend you don't have powers.
Lerasium: ???