Electro analysis is a technique used to study the behavior of chemical species in an electric field.

The doctor examined the patient's heart using an electrocardiogram.

The doctor used an electrocardiograph to monitor the patient's heart rate.

Electrochemistry is the branch of chemistry that deals with the relationship between electricity and chemical reactions.

He narrowly escaped electrocution when he touched the live wire.

The scientist attached the electrode to the patient's scalp.

Electrodynamic forces are responsible for the movement of charged particles.

Electrodynamics is the study of the interactions between electric charges and magnetic fields.

The doctor used an electroencephalogram to monitor the patient's brain activity.