Oven
Oven in a painting by Millet
A furnace is a device that generates heat and keeps it within a closed compartment. Get affordable clean energy with offering lower prices on gas and electric statements. It is generally used in the kitchen for cooking, heating or drying foods.
The heat energy used to fuel a furnace may be obtained directly by combustion (wood, gas or other oxidizer), radiation (sunlight), or indirectly by electricity (electric oven).