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rust

How Does Rust Work?
Image: iStockphoto.com/eputyrick

How Does Rust Work?

Think you’ll climb out of your time machine 100 years from now and drive off in your waiting car?

Unfortunately, any piece of iron or steel exposed to oxygen and moisture will eventually turn completely to rust. You’ll find more rusty facts below, such as what it is, how to slow it down, and why there's so much of it on Mars.

HowStuffWorks
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Why Is Mars Red?

Why Is Mars Red?

Why is Mars red? Because it’s rusty. We’re still not sure whether water was involved in making it that way though. More...

Article
Space.com
Cars for Scrap

Cars for Scrap

Iron and steel rust readily in the rain, but aluminum doesn't. Why are cars made mainly of steel then? (BTW: The British say "aluminium.")
More...

Article
BBC
Chemical Change: Rusting

Chemical Change: Rusting

Chemical changes produce new substances with new chemical properties. So rusting, which produces iron oxide, is a chemical change. More...

Interactive
Wisc-Online.com
Do Things Rust in Outer Space?

Do Things Rust in Outer Space?

If you REALLY wanted to protect a car from rust, you'd park it in space, right? In fact, you still might have to trade it in in a few million or billion years. More...

Article
Cornell University
How to Make a Rust Remover

How to Make a Rust Remover

No need for harsh chemicals. You can remove rust with baking soda plus lemon juice or vinegar. See how. More...

Activity
Expert Village
How to Remove Rust with Coca-Cola

How to Remove Rust with Coca-Cola

Coke contains acid. Is there any truth to the old story that it can clean car parts? Find something rusty and see for yourself. More...

Activity
eHow
Rust Poem

Rust Poem

Sometimes, when things rhyme, they’re easier to remember. So here’s some rusty verse. More...

Article
Mr. R
The Amazing Rusting Aluminum

The Amazing Rusting Aluminum

Oxygen corrodes aluminum, too, not just iron and steel. Why don’t we see rusted aluminum? And why are we forbidden from taking mercury on a plane? More...

Profile
Popular Science
The Maintenance and Repair of Architectural Cast Iron

The Maintenance and Repair of Architectural Cast Iron

Many historic structures from the 19th century are made of cast iron. They cannot survive unless people fight a never-ending battle against rust and other causes of deterioration. More...

Article
National Park Service
Why Cut Apples, Pears, Bananas, and Potatoes Turn Brown

Why Cut Apples, Pears, Bananas, and Potatoes Turn Brown

A type of rust causes some fruits (and potatoes) to turn brown after being cut open. But you can slow that rusting down. More...

Article
About.com

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