The Ancient Japan 'Sashimono' Technique #weird

The Japanese don’t use nails, screws, or glue in traditional woodworking—yet their structures stand strong for centuries. How? The answer lies in Sashimono, a masterful joinery technique that turns wood into an eternal puzzle.

The Secret: Precision Engineering Without Fasteners
Millimeter-Perfect Carving: Artisans cut intricate interlocking joints so precisely that pieces fit together like a 3D puzzle—no adhesives needed.

Wood’s Natural Magic: Over time, the wood expands and contracts, tightening the joints further. Unlike metal fasteners (which rust or loosen), these connections grow stronger with age.

Earthquake Resistance: The flexible, joint-based design allows structures to sway during tremors, making them more resilient than rigid, nailed constructions.

Why It’s Genius
Self-Healing: Seasonal changes reinforce the bonds—imagine a chair that repairs itself over decades!

Sustainability: Zero metal or synthetic glue means fully biodegradable, eco-friendly buildings.

Timeless Craftsmanship: Some shrines (like Hōryū-ji Temple, built in 607 AD) still stand after 1,400+ years thanks to Sashimono.

Видео The Ancient Japan 'Sashimono' Technique #weird канала John MAGA