Aluminium weighs less and it doesn't rust. It's about as hard as iron, too.
Aluminium is a very good conductor of heat and it is abundant.
Aluminium is a metal (an element), not an alloy. This means that it's only made up of aluminium atoms. It has no other impurities in it. Aluminium ore is called bauxite. This has aluminium plus other substances in it, but aluminium on its own is a metal with just aluminium atoms in it.
They are made of aluminium because it is a light metal
Sometimes a hammer can be made out of iron
Various materials examples are: Concrete Aluminium Cast iron
idont know please help me
Aluminium have higherconductivity and less density
An engine block is usually cast iron or aluminium.
Aluminium would be too brittle, light, and expensive
aluminium - boiled rice and non-veg itemscopper - mushroom
Most bike hubs are aluminium. Aluminium comes from Bauxite ore, which is refined and the metal aluminium extracted. Axles and bearings are generally steel, which comes from iron ore.
Many vehicles and 70-90% aluminum these days.