If the water is contaminated with salt, it becomes an excellent conductor.

It can be made into very thin sheets, and is an excellent conductor.

First and foremost, copper is an excellent conductor of heat.

And copper, she remember from her physics classes, was an excellent conductor!

He is an excellent conductor in a wide range of repertory.

That was the water, he knew, an excellent conductor of sound both above and below.

He was an excellent ballet conductor and helped the dancers to give their best performance.

In addition, salt water is an excellent conductor of electricity.

As a result, diamond is an excellent conductor of heat.

Salt dissolved in water is an excellent conductor of electricity.