5 LIFE HACKS BASED ON SCIENCE

#sciencelifehack: In wilderness and need to light up some cotton with some dry twigs? Use condom filled with water to cause the fire. How? The curvature of the water-filled condom staying between the cotton and the sun's rays, centers the rays and accumulates them in one single spot making the output ray a rather powerful one. P.S. The cotton comes from a tampon, a rather useful survival multitool by the way, but that's whole another story.