Conducted on men to simulate the conditions that armies suffered on the Eastern Front
Under supervision of Dr. Sigmund Rascherat Birkenau at Dachau and Auschwitz
It was divided into two parts. First: to establish how long it would take to lower the body temperature to death. Second: to figure out the best way to resuscitate the frozen victim
They put the victims in an icy vat of water or put the victim outside naked in sub-zero temperatures
Gypsy twins were brought to a lab and sewed back to back. They tried attempting to create a Siamese twin by connecting blood vessels and organs. The twins screamed day and night until gangrene set it, and after three days, they died.