Yarn Burn Test. 100% Wool

#wool #knitting #knit #yarntalk
100% Wool burning characteristics:
Ignites slowly
Burns with a self-extinguishing flame that is often accompanied by a smell of burning hair or feathers.
It shrinks from the flame, does not melt.
Stops burning when it is away from the flame
The ash left behind is usually dark, brittle, and forms a small bead-like residue