How does a chainsaw turn gasoline into sawdust?

Indeed, roughly, that is the thing that a cutting apparatus does: in logical terms, it changes over the substance vitality secured fuel into mechanical vitality you can use to "do work," transforming a tree into logs, sawdust, clamor, and warmth. Here's an exceptionally rearranged clarification:

The fuel you put in a cutting apparatus' gas tank contains, in synthetic shape, all the vitality you'll expend chopping down and cleaving up logs. To keep it decent and light, a common cutting tool tank holds only 0.5 liters (1.1 US fluid pints) of gas (an auto's gas tank holds perhaps 45– 55 liters or 12– 15 US fluid gallons, which is approximately 100 times more).

The fuel encourages through a carburetor to blend it with air.

The air-fuel blend goes into a chamber, which works much like the ones of every an auto motor however with just a straightforward push-pull (two-stroke) activity rather than the more intricate (four-stroke) cycle utilized as a part of an auto. Inside the chamber, the air-fuel blend is lighted by a start (starting) plug, consumes, discharges its vitality, and drives a cylinder forward and backward. The cylinder in a cutting tool motor has a drag (width) of around 45mm (1.75 in) and a stroke (voyaging separation) of around 33mm (1.3 inches)— so it's not as much as a large portion of the span of a run of the mill auto motor cylinder and moves just half as far.

An associating pole and wrench change over the forward and backward movement of the cylinder to turning movement.

A drive shaft takes energy to the divergent grasp.

A cutting apparatus motor runs constantly, however you don't need the chain turning unless you're really cutting wood: that is hazardous and it squanders vitality. The grip tackles this issue. As clarified in more detail underneath, the radiating grip interfaces the motor and the chain when the motor speed is quick (when the administrator pulls on the throttle) and prevents the chain from turning when the motor speed is low (when the cutting apparatus is simply lingering).

Apparatuses convey control from the grip to the sprocket that holds the chain.

The chain turns around the edge of a long-steel plate called the guide bar, releasing wood clean as it goes!

This is a tremendously disentangled outline of a cutting tool. You can see a substantially more definite and devoted portrayal in this cutting apparatus cutaway from Popular Science, August 1951 and https://besthomegears.com/best-chainsaw-reviews/, which I utilized as one of my references. That shows substantially more detail of the air-cooling system and the gearbox, however (as with all cutaways) it's somewhat harder to take after.