Even materials considered pure elements often develop an oxide coating.

You have to protect the pure elements of your sport.

But you say you don't have any of the pure element.

Because of its high reactivity, it is never found as a pure element.

"Yes, ten million dollars' worth of the pure element."

The periodic table has information on the physical properties of pure elements.

Another chief use of neodymium is as the free pure element.

There are deposits of pure elements under all this landscaping.

It is the first, the only pure element.

It seeks the pure element in order to reconstruct organized paintings which seem to be facts from nature herself.