try vinegar and baging soda
A gas lawn mower is a lawn mower which is powered by gasoline.
There are is a 18'' gasoline lawn mower at Wal-Mart for less than $100.
That will vary for each make and model of mower.
Rotary lawn mower
If you use gasoline of any grade in a gasoline powered mower, it will be fine. I often use mixed gas for my 2 stroke chain saw in my 4 stroke mower with no ill effects other than some additional smoke and smell. If you put diesel in a gasoline mower, that is bad and could ruin the engine If you put gas in a diesel mower you will immediately ruin the high pressure injection system.
Wash in gasoline.
In a lawn mower, the chemical energy stored in gasoline is transformed into mechanical energy. When the gasoline combusts in the engine, it releases heat energy, which creates expanding gases that push the pistons. This mechanical energy is then transferred to the mower's blades, allowing them to rotate and cut the grass. Additionally, some energy is lost as heat and noise during this process.
The way to drain gasoline from a Briggs and Stratton lawn mower is to take the oil cap off and drain the oil. From there, run a rubber hose into the drain and siphon the rest of the oil and gas out.
In a gasoline-powered lawn mower, chemical energy from the gasoline is converted into mechanical energy through the combustion process. When the gasoline burns, it releases thermal energy, which is then transformed into kinetic energy that powers the mower's engine and blades. Additionally, some energy is lost as heat and sound during operation. Overall, the primary energy change involves converting the stored chemical energy in fuel into usable mechanical energy for cutting grass.
Drain it out again and rinse it out with gasoline.
Regular unleaded gasoline is usually the recommended fuel.
Any maker that produces lawn mower engines.