a paper clip is not neccessary but is an easy way of holding paper and other materials together
I suppose that for a very simple item vanadium is not necessary in the alloy.
The paper clip was not discovered. It was invented.
The paper clip clings to the the magnet
A red paper clip
There are only one property of a paper clip. The property to a paper clip is the testing.
The paper clip inventor is John Vaaler
A metal paper clip will conduct electricity.
The capacity of a paper clip is milligrams positive
Paper clip APEX
Binder Clip or Paper Clip or a Staple.
magnet attracts iron. paper clip made of iron magnet atrracts paper clip...
Three. A paper clip is a three dimensional object.