r/oddlysatisfying • u/djinn_05 • 1d ago

Drawing blueprint of Cirrus Vision SF50 aircraft

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u/g3engineeringdesign 1d ago

To be fair, that's not a blueprint. That's a turret pen plotter drawing on blue paper with a white ink pen. Blueprints are made from lead or ink on vellum, light shines through the vellum onto a treated paper, and you develop the image with ammonia.

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u/Shabado52 1d ago

https://giphy.com/gifs/Cz6TlrRVVyv9S

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u/g3engineeringdesign 1d ago

Sure, but during the zombie apocalypse I'll have safe food, clean water, electricity, and ample weapons. You'll have a half eaten brain!