If you want a real laugh, ask a physicist about furcoated particles.

His uncertainty principle specified the inability to be too exact about small particles.

There was then a presentation by a member about basic particles.

DO not worry about particles or clouds in olive brine; they are normal.

Gold particles are about seven times heavier than rock particles of a similar size.

"Well, what about particles that have what we call a resting mass of zero?"

But even particle physics has not been about particles for a long time, physicists say.

"They know all about elementary particles and fundamental forces," she explained.

Other concerns have been raised about supersmall particles of asbestos.

"Last night at dinner, she spent most of the time talking about virtual particles."