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Cast iron is an alloy that is composed mainly of iron, but it also contains 5 % carbon. It can … Read more

Brass is not a pure metal since it is composed of copper and zinc. It has a good density and … Read more

Belonging to the crystallogen family, lead is an alloy that is found in the crust and in the atmosphere in … Read more

Zinc, this blue-gray metal, is interesting because it can combine with other metals, but also with oxygen. Furthermore, it reacts … Read more

Gold is known for its bright yellow color that allows the creation of magnificent pieces of jewelry. Malleable and very … Read more

Copper is one of the earliest metals that humans extracted and used. Indeed, it was the most abundant metal and … Read more

It should be recalled that bronze is not classified among the pure metals. Indeed, its composition mixes tin and copper … Read more

Steel is easy to recover. Indeed, even if it is buried in a heap of waste, a simple magnetic sorting … Read more

Iron is found in the form of ore when it occurs in nature. It is a metal in its pure … Read more

Known for its grayish color, aluminum has unique properties that make it used in many fields across the world. Indeed, … Read more

Naturally present in the soil, copper is the third most used metal in the world after iron and aluminum. Yellow-orange … Read more

Ruthenium is part of the group of platinum-group metals with palladium, osmium, iridium and platinum. Although its appearance is similar … Read more