This video isn’t conventional computer tech. And yet’s immensely technical, invoking a principle of physics. Gotta love that. And so, if you’re camping, don’t have matches, can’t find a flinty rock and can’t get your campfire started for a cold night to come, here’s a really cool demo. What you need is some pulverized wood, a clear plastic sandwich bag, and some water from a nearby stream. Or your cooler. Sound impossible, Mr. MacGyver? Check it out.
Check It Out: How to Start a Campfire With a Plastic Sandwich Bag and Water
Huh.
I tried this last night and it didn’t work worth a damn.
This is an old Boy Scout trick, one that I learned as a Boy Scout some 100 years ago!!
(Yes, I was once a Boy Scout, believe it or not!! 🙂
One thing they missed is that if you use creek water it has to be relatively clear. Sediments in the water will block or refract the sun’s rays. You need to be able to get a focal point and you won’t be able to do that if the sediments are blocking the rays!