The power grid is down. The house is pitch black. You reach for the emergency drawer, but the batteries are dead and the candles are gone.
Don’t panic. Go to the pantry.
If you have a can of tuna, you have a working oil lamp that will burn for hours—and cook your dinner at the same time.
In Video #12, we showed you the quick hack. Here is the deep technical breakdown of how to build an improvised oil lamp safely and effectively.
1. The Fuel: Oil vs. Water (Critical!)
This hack has a 0% success rate if you pick the wrong can.
Check the label. It must say “Packed in Oil” (Vegetable, Olive, or Soybean oil).
Tuna in Water/Brine: Will not burn. It will just wet the wick and sizzle.
Tuna in Oil: The oil acts as the fuel. The calorie-dense fat is what sustains the flame, not the fish itself.
2. The Wick: Material Matters
The wick is the engine of the lamp. Its job is to draw oil up from the can via capillary action.
The “Pro” Choice (Cotton/Flax): If you have a mop strand, a piece of 100% cotton T-shirt, or natural jute/flax twine, use it. Natural fibers burn steadily and slowly.
Warning: Do not use synthetic fibers (nylon/polyester). They will melt, release toxic plastic fumes, and seal the hole.
The “Hack” Choice (Paper): If you have nothing else, use a paper towel, napkin, or toilet paper.
Technique: Roll the paper tightly between your palms. A tight roll acts like a rope; a loose roll will burn up in seconds.
3. The Build Process (Step-by-Step)
Pressure Check: Do not open the can fully. You need the lid intact to hold the wick.
Puncture: Use a knife tip, screwdriver, or a nail to punch a single hole in the center of the lid.
Tip: Press gently to avoid squirting oil into your eyes.
Optional: If you want a brighter flame, punch two small air-intake holes on the sides, but usually, one center hole is enough.
Insertion: Push your wick into the hole. Use the tip of your knife to shove it down into the meat of the fish.
Length: Leave about 1/4 inch (5-6 mm) sticking out. Too long = smoky flame. Too short = hard to light.
The Soak (Crucial): Wait 1–2 minutes. Let the oil travel up the wick. If you light a dry wick, it will just burn to ash and go out. The wick must be saturated.
4. The Result
Burn Time: A standard 5oz can provides 2 to 3 hours of light.
The “Smoked” Dinner: The heat from the flame slowly warms the fish inside. The oil is consumed by the fire, making the tuna less greasy. When the light goes out, peel back the lid. You now have a warm, smoked tuna meal.
⚠️ Safety Protocols
Heat Transfer: Metal conducts heat. The can will get extremely hot. Do not place it directly on a wooden table or plastic tablecloth. Place it on a ceramic plate, a rock, or the stove top.
Smell: It’s not a scented candle. It will smell faintly of cooking fish.
Extinguishing: Do not blow on it (hot oil might splatter). Smother it with a saucer or a damp cloth.
Free Bonus: Blackout Survival List
Lighting is just one problem. Do you have a way to stay warm? Or communicate?
I have compiled the “Urban Blackout Checklist” to help you survive when the grid fails.
— Protocol Redwood