Metals are naturally occurring materials such as aluminum, iron, Mercury. They have no more primitive form whilst remaining metals.
They are made of protons, electrons, and neutrons, as are all matter.
The process of making new elements is known as nucleosynthesis, and there is a article on this in wikipedia.
metal
Metal?
metal and wood
metal,iron and wood (mostly wood)
Wood and metal.
wood, metal, plastic
metal,plastic,pin
Plastic Metal Rubber
aluminum and metal by ali
Plastic, rubber, metal and a motor
sometimes metal and normally leather
The main materials used to make a bus shelter are metal, glass (FOR THE SCREENS) and concrete.