Vapor distilled water is a type of purified water that is created using a specialized heating process. It is freed of extra molecules and particulates, and is one of the "cleanest" forms of water that can be created in a lab. Vapor-distilled water does not occur naturally.
12 or 13 mostly 12 though
There are 12 pairs of ribs. Each rib is a curved, flattened bone that contributes to the wall of the thorax. The ribs articulate posteriorly with the T1-T12 thoracic vertebrae, and mist attach anteriorly via their costal cartilages to the sternum.