The Harding field is in fact composed of five separate reservoirs.

The beetle produces and stores hydroquinone and hydrogen peroxide, in two separate reservoirs in the rear tip of its abdomen.

Similarly, not every system has a separate reservoir.

This reservoir is liquid-dominated, overlaid by three separate vapour-dominated reservoirs.

Two-stage machines, he said, have separate reservoirs for fuel and oil.

The field consists of three separate reservoirs known as Bridport, Sherwood and Frome.

Waters systems use a single peristaltic pump which draws both buffers from separate reservoirs through a proportioning valve and mixing chamber.

Both plants use separate upper reservoirs but use Lago della Piastra as their common lower reservoir.

The well intersected two separate reservoirs with a total oil column of 320 meters.