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What the material does

Wool in 1788: Australian merino

The behaviour of Wool is written as 1788’s “Australian merino,” fixed by 15. An advert’s adjective is not a melting point. “Room temperature” alone is not a figure. EN 13501-1 reaction-to-fire letter (A1–F), not a wall rating.

Wool (keratin protein) is a family of grades whose density ~1.31 g/cm³, heat band chars; does not melt-drip like PE, and fire letter better than commodity synthetics in many apparel tests. Wool is sold as grades, not as a single substance. Chemistry keratin protein, density ~1.31 g/cm³, heat band chars; does not melt-drip like PE.

This atlas treats Wool as a system: mill route, coatings, tests and the cavity it sits in. Conductivity note: low when lofted. Insulation score 72/100 is relative to 32 entries — metals lose, VIPs and aerogels win. Fire letter in editorial use: better than commodity synthetics in many apparel tests. Do not equate A1 with “safe in a blaze” or E with “illegal”. Assemblies decide.

Origin: Neolithic sheep; merino Spain; industrial Yorkshire, Near East → Spain → Australia. The process chapter follows feedstock → conversion → forming → finish → install. Uses span buildings to defence / safety. Pairings matter: cotton. Circularity mark 58/100. Ask which scrap, which certificate, which year.

“Australian merino” for Wool in 1788 carries 15. Praise without that figure is not a property.1788

Figures to keep

Year of the condition
1788
Property figure
15
Material
Wool
Use line
Australian merino

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