Suppose the unstabilized copper were treated with a very weak current, not strong enough to explode it?
All varietal forms at present are as yet unstabilized (most varieties of 10 years ago have been discarded).
stabilize sta·bi·lize (stā'bə-līz')
v. sta·bi·lized, sta·bi·liz·ing, sta·bi·liz·es
To bring to or reach a stable or steadfast state.