olefin?

WOOL

Orange, sputters and makes no smoke

Burning hair

Irregular and black; crumbles easily to a fine powder

RAYON

Orange and rapid burning flame

Burning paper

No residue

COTTON

Yellow or amber, slow burning ember

Burning paper

Grey, fluffy; slow burning ember

ACETATE

Sizzling

Acetic acid

Black bead

ACRYLIC

White and orange, sputters and makes black smoke

Harsh, acrid charred meat

Irregular and black; makes a hard crust that can be crushed

NYLON

Blue base and orange tip; burns evenly and makes no smoke

Celery or wax

Rounded and beadlike; becomes grey-brown to black and hardens

POLYPROPYLENE

Blue base and orange tip; burns evenly and makes no smoke

Asphalt or burning paraffin

Rounded and beadlike; becomes light grey to brown and hardens

POLYESTER

Orange, sputters and makes black smoke

Sweet over-ripe fruit

Rounded, shiny black and hardens