cryogenic

Cryogenics is an entire field of physical science. It is the study of matter at temperatures much colder than those that occur naturally on Earth. Cryogenic temperatures are considerably lower than those encountered in ordinary physical processes. There is another field of interest associated with very cold temperature-cryonics. Cryonics is the practice of freezing of people, or just their heads, in liquid nitrogen after death in hopes that one day they can be thawed to …

…a totally different world. Many of the problems facing the human race today may have disappeared, and you may find it enlightening to discover how humanity overcame disease, unemployment, economic instability and overpopulation. They might want to live in a perfect world where almost everything is solved. Whatever the reason may be, there are many people willing to try cryonics. Everyone might have a different reason for it but they are willing to try it.