He dedicated his life to the work of evangelism.

The power distribution system in this area is very efficient.

This company is distributing electricity nationwide.

His piano performance is characterized by the use of mordents.

It's difficult to understand the principles of electromagnetism.

I think this information is a miscommunication.

Lightning is one of the electrical discharge phenomena in the atmosphere.

When lightning discharges electricity into the air, we observe it as a flash of lightning.

In organic chemistry, indene is an important compound.

This old battery is no longer usable.