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.
The young French mathematician Blaise Pascal (1623-1662) invented the first adding machine in 1642, a clever device driven by gears and capable of performing mechanical addition and subtraction. The first commercially successful adding machine was developed in 1886 by William Seward Burroughs (1855-1898).