He thought it was too dangerous to be of any practical use.

But until now that theory has never been put into practical use.

But she had a more practical use for the knife right now.

Since we can't think of any practical use for it.

How much practical use is it in the modern world?

He also couldn't see any practical use for what they were being taught.

The first practical use was in the summer of 1921.

No telling what a man might find in one of them that could be put to practical use.

Very few can be said, if they ever understood the practical use of it.

But there never seemed to be much practical use for a thing like that.