And they had to use electricity to run their systems.
They use only 25% as much electricity to give the same light.
In another thousand years we'll probably be using them the way we use electricity now.
The plant also uses enough electricity to power a city of more than 50,000.
And one way to do so is to use electricity to power vehicles.
He made a piano that could be heard far away by using electricity.
I don't know if they used electricity or not, but he looked like he'd aged 10 years.
These new appliances use a lot less electricity than the ones we used to have.
At this time, he heard of a local paper mill that was going to begin using electricity.
They also do not use electricity as it involves violence.