How does the man know it is colder than -50 degrees?

Question

to build a fire

Asked by Carl B #892649 on 4/9/2019 8:40 PM

Last updated by Aslan on 4/9/2019 8:51 PM

Answered by Aslan on 4/9/2019 8:51 PM

The man spits into the air and it freezes before it hits the ground.