How to Make Colorful Burning Pine Cones. Throw a couple of these on your roaring winter fire and impress the kids.
Things You'll Need
- Pine Cones
- One Salt Or Compound For Color
- Deep Glass Or Plastic Bowls
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Pour 1/2 gallon of hot water into a deep glass or plastic bowl.
Dissolve 8 ounces of any one of the following chemicals in the water: alum (thallium) for a bright green flame, strontium chloride for a bright red flame, boric acid for a deep red flame, calcium for a reddish-orange flame, calcium chloride for a yellowish-orange flame, table salt for a yellow flame, borax (sodium tetraborate) for a yellow-green flame, blue vitriol (copper sulfate) or barium for a green flame, saltpeter (potassium nitrate) for a violet flame, or Epsom salts (magnesium sulfate) for a white flame.
Soak the pine cones in the solution for 6 hours.
Dry them for at least three days in a warm, dry area on newspaper or hang in a mesh bag.