Key points from article :
"Patients" in Russian cryonics company are floating in liquid nitrogen in one of several meters-tall vats.
Service costs $36,000 for a whole body and $15,000 for the brain alone for Russians.
Cadavers are stored at minus 196 degrees Celsius to protect them against deterioration.
Hundreds of potential clients from nearly 20 countries have signed up for its after-death service.
