The BBC has sent in the name of science someone in the cold, to undress. Of course not fully and only for fun, but before a thermal imaging camera to show, how quickly a person at freezing degrees cools. And that goes vordammt quickly - especially, if you with it Snow rubbing. Typical beginner mistakes ...

Using the military spec Selex Merlin thermal imaging camera, Oli Martin vividly shows how the human body loses heat when exposed to the blistering cold of the Scottish highlands.

Shirtless Heat Loss Experiment In Freezing Conditions #Winterwatch - Earth Unplugged