This element is a solid. Nickel is classified as a Transition Metal which are located in Groups 3 - 12 of the Periodic Table. Elements classified as Transition Metals are generally described as ductile, malleable, and able to conduct electricity and heat.
The man who invented the first ATM cash machine has died, aged 84, after a short illness. John Shepherd-Barron, cash machine inventor, dies Photo: BOBBY NELSON.
Artificial Hearts The history of artificial hearts. Willem Kolff invented both the first artificial heart and the first artificial kidney-dialysis machine. Heart Lung Machine The first heart-lung machine was built by physician John Heysham Gibbon in 1937. Gibbon performed the first human open heart operation in 1953.illem Kolff invented both the first artificial heart and the first artificial kidney-dialysis machine. Heart Lung Machine The first heart-lung machine was built by physician John Heysham Gibbon in 1937. Gibbon performed the first human open heart operation in 1953.