That’s How You Can Melt Coins By Just Using Sunlight

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2016-05-21 17_28_03

Youtube Channel named “Let’s melt this” has managed to melt coins with the help of nothing but concentrated solar energy. Now normal magnifying glasses are far from being effective enough to melt metals, but this Youtuber has used fresnel lens to achieve that. Now this kind of lens has the same fundamental principle as a normal magnifying lens, but it does use a series of rings to help concentrate as much light at one point as possible.


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