Leizu legend
Chinese origin stories pin sericulture to the Yellow River world.
Silk · A kilometre-class animal filament — luxury cloth, sutures and a template for bio-inspired fibres.
Milestones in order. This is history, not a weekly activity grid.
Darker cells mean a higher score for this topic on that metric.
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Declared reaction class in this atlas: combustible protein. Assemblies still need resistance tests.
Thermal mark 34/100 versus the atlas. Conductivity note: low.
~1.34 g/cm³
Origin story: China Neolithic / Silk Road (China).
Circularity mark 50/100 — editorial, route-specific.
degrades; no thermoplastic melt
heat 30 · fire 28
Silk did not arrive as a finished commodity. China Neolithic / Silk Road around China still explains who makes it and which tests it sits in.
Ten dated points, five eras and three milestones below are the spine — not a complete industrial history.
Chinese origin stories pin sericulture to the Yellow River world.
Filament cloth became a geopolitical cargo.
Monks and eggs — the European industry myth.
Lucca, Florence, later Lyon.
Disease nearly wrecked French sericulture; microscopy saved stock.
Fashion and Asian supply shocks.
DuPont’s filament targeted silk stockings.
Then nylon took the sky.
Fibroin scaffolds entered labs.
Recombinant proteins still chasing Bombyx economics.
Chinese origin stories pin sericulture to the Yellow River world.
Monks and eggs — the European industry myth.
Disease nearly wrecked French sericulture; microscopy saved stock.
DuPont’s filament targeted silk stockings.
Fibroin scaffolds entered labs.
Lucca, Florence, later Lyon.
DuPont’s filament targeted silk stockings.
Recombinant proteins still chasing Bombyx economics.
Knowing this timeline is how to read a mill certificate without treating Silk as timeless.
Seed-hair cellulose that dressed the industrial revolution — still the comfort fibre of daily wear.
Overall 44 🐑Crimped keratin that traps still air — suiting, carpets and a quietly decent fire story among apparel fibres.
Overall 53 🎽The dominant apparel polymer — bottle-grade PET spun into staple that dries fast and sheds microfibres.
Overall 49 🪢Carothers’ polyamide — stockings, tyre cord, climbing rope and a melt-drip fire personality.
Overall 48 🦺Aromatic polyamide pulps and filaments — ballistic packs, hot-gas filtration and asbestos replacement.
Overall 62