http://www.toysgadget.com/nissan%E2%80%99s-paramagnetic-paint/archive
http://www.dailytech.com/Nissan%20Develops%20Color%20Changing%20Paint%20for%20Vehicles/article9611.htm
"With the flick of a switch, the color of this Nissan will change to match your mood or your outfit.
The designers and engineers have worked out a way to rearrange the molecules in the paint so that when an electric current passes through them, the eyes perceive a different color.
The colors can be controlled by the drivers. Since it requires electricity, the default color is white."
http://www.dailytech.com/Nissan%20Develops%20Color%20Changing%20Paint%20for%20Vehicles/article9611.htm
"With the flick of a switch, the color of this Nissan will change to match your mood or your outfit.
The designers and engineers have worked out a way to rearrange the molecules in the paint so that when an electric current passes through them, the eyes perceive a different color.
The colors can be controlled by the drivers. Since it requires electricity, the default color is white."