Insulator

The insulator on the electrical wire prevents any fluid from escaping.

The storage tank had an insulator to prevent the stored liquid from evaporating.

The insulator on the steam pipe was damaged, causing a loss of pressure.

The insulator on the steam pipes prevents the heat from escaping into the room.

The vacuum flask had a layer of insulator to keep the coffee hot.

The lid of the pot acts as an insulator to prevent steam from escaping.

The rubber stopper serves as an insulator to keep the gas from leaking.

The layer of fat under the skin acts as an insulator to keep the body warm.

The rubber seal on the container acts as an insulator to prevent any fluid from escaping.

The gas pipeline had an insulator to prevent heat loss during transportation.

The pressure vessel had a layer of insulator on it to keep the contents hot.

The insulator prevented the electric current from passing through the wire.

The electrical wires were coated with insulator material to prevent electrical shocks.

The screen protector on my phone acts as an insulator against scratches and cracks.