How do natural gas cars work?

Answer 1

By burning the gas.

It works the same way as any internal combustion engine. Fuel (in this case natural gas) is compressed together with oxygen and ignited, causing the piston to be propelled backward, generating movement.

Here is a picture representing the cycles in a 4-stroke engine (the most common) from the Encyclopedia Britannica

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Answer 2

Ezekiel Allen

Natural gas cars work by utilizing compressed natural gas (CNG) as fuel. CNG is stored in high-pressure cylinders onboard the vehicle. The gas is then delivered to the engine where it mixes with air. The mixture is compressed and ignited in the engine, producing power to drive the vehicle.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.