1.   Metal is a good conductor of electricity.

2.   These are made of metals since they are good conductors of heat.

3.   Or we sometimes just say, good conductors.

4.   Another theory says that coals are not a good conductor of heat and that the time of contact is brief.

5.   A good conductor, cast iron provides even heat, but it takes time to heat up or cool down.

6.   But the human body, made of so much salty water, is a good conductor.

7.   Even if we had a very good Czech conductor, he would mostly be abroad.

8.   For electrical current to flow on Europa, some part of Europa must conduct electricity, and ice is not a good conductor.

9.   It has a high melting point and is a good conductor of heat and electricity.

10.   It is nevertheless true that many good conductors have risen to the challenge of greatness when called to lead an irrefutably great orchestra.