What is the composition of a aerial flare?

Question

I know its something like fireworks but does anyone have a technical answer?

Answer 1

http://www.chemring.co.uk/chg/countermea...

Answer 2

Pains -Wessex and Orion are two big flare makers.......as a general answer it's phosphorous, just like on a match head, with a binder to keep it in shape as it flies thru the air ( meteor or parachute) or burns down in the hand held cylinder

Answer 3

Phosphorous and binders.