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SOS is the morse code distress signal (...---...). Now typically short hand for an emergency signal sent to attract help. SOS stands for "Save Our Souls". Use this tag for questions relating to SOS signals or how to attracting emergency help in the outdoors.
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How to generate white smoke in the wilderness?
Fictional Scenario - Suppose you are out camping and are stuck somewhere. You want to create a signal of white smoke to attract help.
So what are the naturally occurring substance which when burnt wo …