demand for oil furnaces was high and rising. Being a liquid, oil flows and can be pumped, which made it inherently more convenient than the only practical heating alternatives at the time — wood ...

Energy costs around the world are going up, whether it’s electricity, natural gas, or gasoline. This is leading to a lot of people looking for ways to decrease their energy use, especially ...

The chamber of the furnace is built out of a water heater tank which has been lined with a special cement that refracts heat. The furnace ... good for burning waste oil to achieve high heats.