This effect looks like someone spilt mercury all over the place!
- Find Edges
- Radial Blur
Render some Clouds ( Filter > Render > Clouds ). Next, render Difference Clouds ( Filter > Render > Difference Clouds ) four times. Do this by using the top menu to execute the Difference Clouds filter once, then pressing Ctrl-F 3 times to repeat the last filter (in this case Difference Clouds) three times.
Lastly, we are going to increase the brilliance of the metal. Duplicate the layer and change the new layer's Blending Mode to "Overlay".