Buildings
Structure, lining, insulation or finish depending on family.
棉 earns its keep in systems: a beam, a batt, a fibre blend, a coated steel — rarely a lone coupon.
Products below are cultural landmarks as much as SKUs.
行业
Transport
Mass, fire and fatigue rewrite the grade list.
Energy
Heat, voltage and hydrogen compatibility.
Consumer
The volume that pays for the mill.
Medical / food
When allowed — extractables and allergies matter.
Defence / safety
Ballistics, FR clothing, fire stops.
产品
Eli Whitney gin
1793
Manchester mills
19th c.
Levi’s denim
1873–
Sea Island / Pima
19th c.–
Egyptian extra-long
19th c.–
Charkha
Gandhi era
T-shirt jersey
20th c.
Terrycloth towel
19th c.–
配对
polyester
The blend partner that dries faster and sheds microfibres.
wool
Protein fibre with better inherent insulation when lofted.
nylon
The stronger synthetic for hosiery and cords.
aramid
When cotton FR finishes are not enough.
If the pairing is wrong, the material will be blamed for a system fault.