Fuel Consumption

Fuel consumption is a major issue in today's world. Because oil reserves are running low, we will need to cut our fuel consumption or else the cost of gasoline will only go up. Check out these great fuel consumption articles from HowStuffWorks.


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India Plans to Switch All New Cars to Electric by 2030

The world's second-most populous nation is preparing to make a change, and it could have big implications for business and the environment.

5 Environmental Solutions for Fleet Fuels

The food we eat, the equipment we use in our offices and the very computers and other devices we use to free us from physical labor, all have to get to us somehow. Is there an environmental solution for fleet fuels?

When will we run out of fossil fuels?

Doomsday scenarios about when the globe will run out of fossil fuels have been flowing since the 1950s, when Shell geologist M. King Hubbert created a mathematical model showing what would happen to United States domestic oil production in the coming years.

Who consumes the most fossil fuels per capita?

It's pretty much common knowledge that some countries use more resources than others. Do you know who consumes the most fossil fuel per capita?

Is diesel fuel better for the environment?

Many countries are using more diesel fuel for a variety of reasons. Learn whether diesel fuel is good for the environment from this article.

How can a speed bump harvest electricity?

It takes a lot of energy to slow or stop a car. And now a few engineers and technology companies have found a way to gather up that wasted energy. So how much can they collect and what can it be used for?

How does a gas pump know when my tank is full?

How does a gas pump know when you've got a full tank? Read this simple explanation of the mechanics that cause a gas pump to shut off when the tank is full.

What are fuel mapping computers?

Your fuel mapping computer picks up where your old carburetor leaves off, regulating the air and fuel mix in your engine so it can run smoothly. You don't need to do anything else but drive.

Will a drought affect the price of ethanol?

Corn crops have been exploding to meet the increased demand for ethanol. It may seem like a good thing, but the distinct possibility of permanent drought in several major corn-producing states has given farmers and scientists pause.

Can I really burn used vegetable oil in my car?

Who would have thought that a bottle of cooking oil could potentially solve our energy problems? We could use vegetable oil to power our cars, but there's a long and arduous conversion process involved.

Why is summer fuel more expensive than winter fuel?

It sounds like a song parody about the exorbitant price of gas in the summer. But did you know that more than 20 different "boutique fuel blends" are sold from June to September?

Can I Make My Own Ethanol?

Ethanol production is deeply embedded in American history. But who could have known that those old moonshine stills just might be the answer to the current fuel crisis?

Can I convert my car to run on water?

How much money could you save if you skipped the pump and filled up your car with a garden hose? Some researchers claim that water will be the fuel of the future.

What if I put sugar in someone's gas tank?

Putting sugar in someone's gas tank has long been rumored to ruin someone's car. But does it really work? What could really disable a car?

How Gas Prices Work

Gas is the bloodline that keeps America moving, and tracking prices can feel like a roller coaster ride. They're down one month, up the next, before climbing more than 50 percent in a year.

How Fuel Processors Work

Hydrogen gas is hard to store, so fuel processors are crucial to most commercial fuel cells. Learn how fuel processors supply the hydrogen and how efficient they really are.

Why doesn't gasoline burn cleanly?

I have read the question about crude oil and the different types of fuel. I was wondering: if gasoline is an aliphatic hydrocarbon why doesn't it burn cleanly forming just CO2 and H2O?

Could a car run on compressed air?

The short answer is: yes. You could compress the air at your house using an air compressor fill a compressed-air tank in the car and the car could run off of it. But it's not quite that easy. Find out why.

What does the weight mean on a can of motor oil?

Planning to change your own oil? You're probably wondering what the numbers on the can of motor oil mean. Find out what they mean and what oil is best for your car.

Do race cars use gasoline like normal cars do or do they use something else?

Ever wonder what kind of fuel race cars run on? Find out what kind of gasoline race cars from different motorsports run on.

Why do some engines use a dry sump oil system?

I have heard that both race cars and some motorcycles (like Harley-Davidsons) use a dry sump oil system. What is the advantage of a dry sump?

What Does Octane Mean?

Adding a chemical called tetraethyl to gasoline can significantly improve the gasoline's octane rating. So what does octane mean?

What is the problem with MTBE in gasoline?

If you have ever pumped gas that claimed to "oxygenated" -- something that is common in most urban areas in the winter -- then you have used gasoline containing MTBE.