
"If you are extremely cold or near hypothermic, do not drink alcohol to warm up. It may make you feel warmer because it pulls your blood to your skin, but that means it's pulling blood away from your vital organs and, therefore, lowering your core temperature."
I hope the assholes who downvoted you get mugged, sodomized and shot by some Monkey-Poxed Haitian someday. They probably look like my avatar.
Yes but warms up to usable temps in your hand or mouth. (Alaskans are actually trained to always have a lighter and a knife).
My Jr High did survival training on a mini island in Alaska, I got "Best solo survivalist".
1. Air
2. Water
3. Shelter
4. Warmth/fire
5. Food
6. (I forget) maybe communication or tools?
7. Entertainment (very important to survival alone or with others)
Hard to tell if some of these are meant as Do's or Don'ts, but I can say, don't do deadly dangerous things for low value items. I've known a trained Coast Gaurd who drowned while trying to retrieve a fishing hook stuck on a bouy, while stupidly fishing off a beach in waders during a rainstorm.