Daily photo: 4/09/2011
![Flames against a black background Flames against a black background](http://www.astrofiammante.net/wp-content/uploads/2011/09/040911.jpg)
Burn (v): To cause an exothermic chemical reaction in which oxygen combines with a fuel to produce light, heat and smoke.
Burn (v): To cause an exothermic chemical reaction in which oxygen combines with a fuel to produce light, heat and smoke.