A vice is a useful but not essential piece of equipment.

Before taking the next step, another essential piece was necessary: finding someone to manage the bar.

So if this essential piece of legislation goes, an important chapter in America's story is almost sure to be paved over.

Private land is an essential, but often missing, piece in the conservation puzzle.

Still, there was one other essential piece of equipment.

This female from the Scattering came to him for an essential piece of information.

"That is the essential piece to get the child to meet and exceed the standards," she said.

Our foreign policy is an essential piece in the internal security puzzle.

It is an essential piece in our efforts to make Europe more crisis-proof.

"This may well be an essential piece of evidence."