White Gold and known as the (platinum), and Platinum chemical element symbol pt in the periodic table, and is classified among the elements that transition metal, and its physical properties hardness, magnetic appeasement, and the tensile strength of the 125-245 element Gigabascal, and bulk modulus his 230 Gigabascal, and a boiling point of 3825 c, and the degree of melting 17680c. And the origin of platinum , a Spanish word that means (small silver), a precious metal, and color gray white, features a platinum largest iron metal strongly but its flexibility, such as gold. The advantage of this metal force and not to rust, andRead More →