Description of Backbone. Backbone: The bones, muscles, tendons, and other tissues that reach from the base of the skull to the tailbone. The backbone encloses the spinal cord and the fluid surrounding the spinal cord.Also called spine, spinal column, and vertebral column.Source: National Institute of Health. Backbone: the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; the fall broke his back.ackbone: the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; the fall broke his back.
DuPontâ¢ Krytox Â® oils and greases are high-performance perfluorinated lubricants used for a variety of applications. Used where temperatures commonly exceed 250Â°F or fall below 0Â°F.
Krytox 143 series oils are clear, colorless fluorinated synthetic oils that are non-reactive, non-flammable, safe in chemical and oxygen service, and long-lasting. 240 Krytox 240 Series greases are white, buttery greases with all of the same properties as the 143 series oils that they are made from, but they are in grease form.