Chewing Gum and a battery can be used Fire Starter - Use the foil-backed wrapper to short circuit an AA battery and create a flame. First, tear the wrapper into an hourglass shape and touch the foil to the positive and negative battery terminals. The electrical current will briefly cause the paper wrapper to ignite. Use the flame to light a candle or tinder.
Any good outdoorsman knows how to make a fire in the rain. Once you’ve mastered the skill of building fires when the weather is dry you’ll want to hone your skills for starting a fire when the weather goes bad.