yes
Combustable liquids burn, all of them. Non combustable liquids, not so much.
Yes.
fossil fuels
yes
combustable
Water can be a product of combustion.
Phosphorus is combustible which means that it is flammable.
A combustable engine
White drywall is just normal everyday drywall.
if its combustable it releases energy when it burns
Sometimes there are gases that are combustable.