How do Two Stroke Engines Work?

When you think of a two-stroke engine you usually think of a lawnmower, or other gas-powered garden tools. With the two-stroke engine you add the oil to the gas, and it is burnt with the gas, and have no valves. The piston moves to draw a vacuum of the oil/fuel mix through the carburetor. They tend to use more gas. You can find more information here: