You can cook food with fire.
You can warm your house with fire (wood stove, oil or gas furnace).
You can sing songs around a campfire.
You can use fire for light (oil lamp, candles. etc.).
You...
It burns things up. The smoke causes air pollution. Many people suffer the side effects of the smoke such as choking, burning of the eyes, and having asthma attacks.
You could use hot, fierce, strong, burning, red, orange, yellow (and if it's hot enough, it could be blue). You could also use words like raging, roaring, blazing, flaming, fiery, or smoldering.