The skin is composed basically of three separate layers.

With about six separate layers of dried sweat on my skin.

Most effects can be applied to a separate layer, giving users added control over the effect in the host application.

The technique is really one of creating harmony in two separate and unrelated layers.

Whatever it was, the object was made of three separate and distinct layers.

Thus, when mixed in any proportion, they form two separate layers.

Here separate layers are chosen for each interval of time or frame throughout the complete operating cycle.

In some places, four separate layers of photographs had been fixed to the waff.

The servo information was on a separate layer or surface in the drive.