s Fabric Identification Table

Fabric Fiber Type Reaction to Flame Bead After-Flame Ash Odor Smoke/Fume
Cotton Cellulose Fiber May flare when lit, burns None Continues to glow Fine, soft Burning paper Gray or white
Hemp " quickly, bright flame, " flame is removedbut does not melt gray ash leaves, or wood smoke; no fume hazard
Jute " doesn’t shrink from flame " " " " "
Linen (Flax) " " " " " " "
Ramie " " " " " " "
Rayon Manufactured cellulosic fiber Burns without flame or melting; may flare None unless there is a fabric finish May glow a bit longer than cotton after flame is removed Soft, gray ash Burning paper Light fume hazard
Silk Protein fiber Burns slowly, curls away from flame Dark bead easily crushed Self-extinguishing Dark gritty fine powder Burned hair or charred meat Little or no smoke. No fume hazard
Alpaca " Burns slowly, sizzles, curls away from flame; may curl back onto fingernail Brittle, dark, easily crushed " Harsh ash from crushed bead Strong odor of hair or feathers Dark smoke; moderate fume
Cahmere " " " " " "
Mohair " " " " " " "
Wool " " " " " " "
Acetate, Triacetate " Burns quickly, can flare even after flame is removed Hard, brittle, uncrushable Melts into very hot bead; DRIP DANGER No ash Hot vinegar or burning pepper Black smoke; fume hazard
Nylon, Polymide Quick burning due to fabric finish; shrinks to flame Hard, grayish uncrushable Burns slowly & melts; self-extinguishing, DRIP DANGER No ash Celery Fume hazard;
Polyester Quick burning, shrinks away from flame; may flare Hard dark round bead Burns slowly, not always self-extinguishing No ash Slightly sweet chemical odor Black smoke; fume hazard
Acrylic,Modacrylic, Polyacrylic Flares at match-touch, shrinks from flame, burns rapidly, hot sputtering flame; drip danger! Hard, dark,irregular shape Continues melting after flame is removed;self-extinguishing No ash Strong acrid, fishy odor Black smoke;fume hazard


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