When this happens, the living cell produces a layer of wall material that seals off the plug.

This process also produces a thin sticky layer.

It produces a thin layer of cold in air.

It produces a single layer two inches thick with a molten center.

The combination produces a layer of warmer air against the skin keeping the athlete warm in the winter.

This produced a layer of rich topsoil on the raised platform.

These also overlap in a head to tail direction, producing a tough outer layer.

If this is kept up over many years, this process may produce a layer of cork.

It tarnishes in air to produce a whitish oxidized layer on the surface.

However, it can also be used to produce a layer that is an alloy of gold and silver, sometimes referred to as electrum.