Brass

Brass is an alloy made of copper and zinc. It has a yellowish-golden color. It is used from the Hellenistic ages till today for the construction of tools, guns, statues (Charioteer of …

Copper

Copper is a chemical element with symbol Cu (from Latin: cuprum). It is a ductile metal with very high thermal and electrical conductivity. Pure copper is soft and malleable; a …

Nickel

Nickel is a chemical element with symbol Ni. It is a silvery-white lustrous metal. It is hard like iron and ductile. The metal of nickel is slow to react with air at ambient conditions due to…

Tin

Tin is a chemical element with symbol Sn. It is not easily oxidized in air and is used to coat other metals to prevent corrosion. Tin is a malleable, ductile and highly crystalline silvery-white …

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