Although full recovery from arthroscopic surgery may take a few weeks, I was relieved of the pain caused by my torn meniscus immediately after surgery. I was able to walk the day of surgery and was only inconvenienced a few days as all postop patients need some rest to recover from the trauma of invasive surgery.
Each cryogenic liquid has its own specific properties but most cryogenic liquids can be placed into one of three groups: 1  Inert Gases: Inert gases do not react chemically to any great extent. 2  They do not burn or support combustion. 3  Examples of this group are nitrogen, helium, neon, argon and krypton.
The video shows a man transporting a fish from a bucket of nice fish-friendly water to a container filled with an unspecified substance (we know it's not liquid nitrogen, as the temperature is shown at -35 in the beginning, which is too warm for nitrogen to still be in liquid form, no matter the unit).