The globe could be removed and used as an electrical source for experiments with electricity.

He wrote a textbook on heat generation from electrical sources in 1930.

Electricity to heat water may also come from any other electrical source, such as nuclear power or renewable energy.

One wire ran to an electrical source, and another was attached to the forehead of a healthy person.

"I thought I saw some instability in her electrical sources."

As the body comes into contact with an electrical source, it becomes part of the electrical current.

The first steps to take when a person is in contact with an electrical source are:

And I'd stay away from power lines or other electrical sources, if I were you.

This table does not list all magnetic or electrical sources that you might use.

Try to remove the person from the electrical source, if you cannot turn the power off.