Respuesta :
It is the second most common transition metal following iron. Common uses include the production of airplanes, engines and marine equipment. Titanium alloys are also used for artificial body-part replacements, such as hip and bone implants.
Gold- used in the making of jewellery hence very valuable
Iron- used in the production of cars, ships and tools
Chromium- used in production of cars and bicycle
Iron- used in the production of cars, ships and tools
Chromium- used in production of cars and bicycle