Here are some examples of common conductors:

* Metals: Copper, silver, gold, aluminum, iron are excellent conductors. This is why they are used in wires and electrical components.

* Water: Pure water is a poor conductor, but impurities like salts and minerals make it a good conductor.

* Solutions of acids, bases, and salts: These solutions contain ions that can carry electrical charge.

* Plasma: A state of matter where electrons are separated from atoms, making it highly conductive.

It's important to note that conductivity is a measure of how well a material allows electricity to flow through it. Some materials are better conductors than others.