Within minutes to hours after death, the skin is discolored by livor mortis, or what embalmers call postmortem stain, the purple-red discoloration from blood accumulating in the lowermost (dependent) blood vessels.
Common Chair Rail Height. Again, the most common heights for a chair rail are 32/36 inches. Another rule of thumb is that they should be 1/3rd the height of the room.
Regular chairs have a standard seat height of 17 to 19 inches. Shelves above a desk. For an office or workspace with open shelves or uppers, 22 to 24 inches is standard for shelf placement above the top of the desk. This is high enough to clear most computer screens and even accommodate undercounter lights.