How long you can stay in extremely cold temperatures before getting frostbite Author : Lisa Pall Published: January 29, 2019 Share on Facebook Share on Twitter Share on Google+ A polar vortex is hitting the US and the cold is no joke. Below-freezing temperatures and wind-chill will affect how long you can stay outside. Read More from Viral Newses http://bit.ly/2Wq3Tkp via IFTTT
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