Neck braces are used to provide stability of the cervical spine after neck surgery, a trauma to the neck, or as an alternative to surgery. They are probably the type of spinal brace you most commonly see people wearing. There are several types available, including:
The cubic foot is an imperial and US customary (non-metric) unit of volume, used in the United States, and partially in Canada, and the United Kingdom. It is defined as the volume of a cube with sides of one foot (0.3048 m) in length.
For the unit of weight, see fotmal. A foot (pl. feet; abbreviation: ft; symbol: â², the prime symbol) is a unit of length in the imperial and US customary systems of measurement. Since 1959, both units have been defined by international agreement as equivalent to 0.3048 meters exactly.