The more ways you know to start a fire in the bush, the greater your chances of survival. This video will show you how to use a Fresnel lens, a specialized magnifying glass, to magnify sunlight and start a fire. A more refined application of the magnifying-glass-melting-ants-on-the-sidewalk principle.
Home
Survival Training How to Start a fire in the wilderness by using a Fresnel lens to magnify sunlight
Jan 18, 2011 07:07 PM
You already know how to use your phone. With Gadget Hacks' newsletter, we'll show you how to master it. Each week, we explore features, hidden tools, and advanced settings that give you more control over iOS and Android than most users even know exists.
Sign up for Gadget Hacks Weekly and start unlocking your phone's full potential.
Comments
Be the first, drop a comment!