Discoveries of metals and alloys

The people in the stone age started to utilise gold in jewelries.

copper is more significantly used than gold now. They begin to use copper in weaponeries

Silver kicks in and is used for currencies long time ago

Bronze was used for farm tools and weapons

This is when smelting came into play and was used for building statues.

Tin was smelted with copper to create bronze.

As smelting was commonly used this brang to the world the Iron Age

Resistant to the corrosion

Steel was used by the chinese during the han dynasty.

Aluminium covers most of the Earth's crust and known as one of the lightest metals.