The Moon's surface contains helium-3 at concentrations on the order of 0.01 Parts per million.
The surface contains many small stones and is orange in color.
The surface the consumer sees and feels contains no leather.
The track's surface contains regulated and maintained white sand.
The dancers move here beneath two discs whose surfaces contain quite another reading of the world below.
It is believed that although the upper surface only contains a percent or so of water, ice may lie just a few feet deeper.
Oily surfaces, such as the face, may contain over 500 million bacteria per square inch (6.5 cm2).
A generic surface will not contain flat umbilic points.
The final surface, which forms a bound for the prior surfaces, therefore contains a singularity on the line.
It affects the surface of organs contained inside the peritoneum.