What is aluminum? Know about its use Aluminum produced by Aluminium Supplier In Singapore, is a silvery-white metal. A shocking fact about aluminum is that it makes up more than 8% of the mass of the Earth's core and is the most common metal on the planet. In addition, it ranks behind silicon and oxygen as the third most prevalent chemical element on Earth. However, pure aluminum does not exist in nature since it readily combines with other elements. This explains why it was only recently that people heard about it. Aluminum was first made informally in 1824, and it took another fifty years for people to figure out how to do it on an industrial scale.