C622 Taunt and Ridicule Ling Feng's Experiment

Zhao Pei continued, "I once went to the South Pole to investigate this proposition. Although there I found a tortoise that had lived for thousands of years, I discovered that the cells in the tortoise's body would slowly decrease when they were below 20 degrees, but they could support the tortoise's survival for thousands of years. However, the human body couldn't withstand that kind of coldness