Phonetics is a part of linguistics that studies the physical, physiological, and psychological aspects of sounds.

The upper part of this building is made of glass.

He pointed at the location on the map.

She came closer to me.

I am worried about the approaching typhoon.

A labial sound is a sound that is pronounced using the lips.

It's best to avoid making contact with him.

He got a shock when he came into contact with electricity.

She applied lipstick to her upper lip.

She applied lipstick to her upper lip.