New York is a powerful magnet for those entering "the real world" after college.

Large cities are powerful magnets attracting a great many people.

But even these modest living conditions have become a powerful magnet.

G-8 stood by him as they plowed on, and from his pocket he took a small but powerful magnet.

His eyes, blinking still, trying to understand what was happening to him, turned as if drawn by some powerful magnet.

It was as if they were two powerful magnets, both pulling and pushing against one another.

It was as if he were a powerful magnet, she a tiny clip.

She loved her father, and home was a powerful magnet.

To get this field, a large generator requires an extremely powerful magnet.

Why not store them in a box with a much more powerful magnet inside.