* Cyanide solutions used in Cadmium plating are highly Toxic.
* [http://en.wikipedia.org/wiki/Restriction_of_Hazardous_Substances_Directive|RoHS] disallows use of cadmium in electrical equipment.
* Cadmium is subject to the spontaneous growth of Cadmium whiskers. Cadmium whiskers (like tin whiskers) grow spontaneously and are capable of causing electrical failures ranging from parametric deviations to sustained plasma arcing that can result in catastrophic short circuits.[http://www.finishing.com/100/89.shtml|Source]
=== Environment Friendly solution ===