Three substances that can make electricity. what are these substance

Ionic substances, also known as salts, conduct electricity when dissolved in water or when in the liquid state

Explanation:

first thing first of the answer is with technology. second thing second thing is that the big bang theory did not happened u see they say it did but what they dont realize is that like dinasures are still a round they might deny it but they and look at these 12 foot human skelteons they find lets see didnt the bible say something about giants. hope this peace.