This reminds me of a phenomenon called cold welding, where if the surfaces are flat and clean enough, the blocks of metal will fuse. Just touching two sufficien

This reminds me of a phenomenon called cold welding, where if the surfaces are flat and clean enough, the blocks of metal will fuse. Just touching two sufficienly thin gold wires will weld them. https://en.wikipedia.org/wiki/Cold_welding https://en.wikipedia.org/wiki/Cold_welding