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(1893) Mother of All Gutting Disasters

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(1867) Weird Antique Split Pin Design

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(1888) ZI Ikon Ruko #2 Padlock

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Adam Savage’s Ingenious Fractal Vise Mod!

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Melting Copper Wire Into a River Table

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How a quartz watch works - its heart beats 32,768 times a second

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(1878) Australian Lockton Padlock

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[1273] It’s Impressive, But NOT For The Reason You Think (HengFeng)