Iron is a element so various things can be made out of iron.
A magnet can pick up things made from iron or other ferromagnetic materials.
an iron magnet.
iron and oxygen
because iron is cheap
things that are made out of iron
because iron corrodes and its cheap
It's something you can stand things on, and it's made of iron.
Iron has magnetic properties and magnets will "stick" to it.
nickel and pen
iron and metil
Blades and nails