No, You do not.
True, fire must have oxygen to burn.
An object that is able to catch fire in the presence of oxygen.
It is an indication of how easily it will catch fire.
Yes, provided the fire is not too large and is not a chemical fire that can burn without air.
That is, what they already do. No kind of fire can burn without oxygen!
You can use the light from the sun
It means 'able to be lit on fire' and flammable means that a material or chemical has the abilty to catch fire.
They get brighter because fire uses oxygen to burn. Fire needs oxygen heat and fuel. Without any of these you will have no fire. So blowing more oxygen into a fire will make it stronger.
Toluene is burn without fume because t is made of pure carbon. Charcoal fire has no smoke because of the wood carbon.
A substance which has ability to burn is called combustible.
umm im not too sure but i think you may be looking for combustable material??