Fresnel lens turns sand into glass

Can a Fresnel lens melt HRB400 rebar?

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Handmade glass chandeliers from Venice, Italy, ancient and unique glass making technology, the compl

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The Crocodile Was Instantly Killed By The Eel

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[Uncle Qiu Takes a Look] The video has been packaged—welcome to check it out!

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Earthworms actually hatched from eggs. The reproduction process is so interesting!

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strangeness! The cobra never attacks him

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How powerful is the power of science?

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Outdoor Fishing | I Want Fish, Not Snakes

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Hot Girls Swimsuit Party!

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Niddle VS glass

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Gaara's sand is mother's love

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Encounter the healing green of early summer and search for "The Wizard of Oz"!

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Some Amazing Work Sites! (Late Release)

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Top assassin carries out assassination mission, only to find the gun loaded with a glass bullet! "Th

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The Silo glass is broken!

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This is the first time I saw a hydraulic press fail.

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[Animals] 14 animal fights caught on camera

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All proceeds from this video will go toward me buying a new bra.

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What happens when you dump a few hundred pieces of sand all at once into an end portal?

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