Million Whys Press logo
Million Whys PressToronto
← Book 21 videos

Book 21, Question 26 · Video

Is All Stainless Steel Magnetic?

Video · 1:59 · Crafty Clover explains, from A Million Whys Book 21

Is stainless steel always magnetic? No! Stainless steel is iron mixed with chromium and sometimes nickel. Recyclers use magnets to help sort different types of steel.

Read the full answer →

What Crafty Clover says in this video

Intro

Hi there, curious minds! I'm Crafty Clover! Let's discover something amazing. Is all stainless steel magnetic?

The Big Idea

Is stainless steel always magnetic? No! Stainless steel is iron mixed with chromium and sometimes nickel. The exact mix decides how it behaves around a magnet. So a fork and a sink might act very differently! Let's investigate.

Check the Recipe

Step one: check the recipe. Stainless steel is iron mixed with chromium, and sometimes with nickel. The exact mix changes how the metal acts around a magnet.

Test Different Types

Step two: test different types. Many kitchen sinks and pots use types that a magnet barely notices. Other types, often used for knife blades and some cookware, stick to a magnet.

Bending Changes It

Step three: bending changes it. Bending or hammering stainless steel can make it a little more magnetic. The metal's tiny crystals get squeezed into a new arrangement, and that can make a magnet stick a bit better.

A Closer Look

Let's take a closer look! Iron is the main ingredient. Chromium is added for protection. That makes stainless steel. Some types stick to magnets, and some do not.

Quick Facts

Quick facts! Recyclers use magnets to help sort different types of steel. Many sinks and pots barely react to magnets. Some knife blades and cookware stick. Bending the metal can add a little magnetism.

Think Like a Scientist

Now, think like a scientist! With a grown-up, test a magnet on a steel spoon, a fork, and a pot. Make a chart. Show which ones stick, and which ones barely notice the magnet, even if they look just alike. Show which ones do not. What do you notice about their shapes and uses?

Outro

Not all stainless steel is magnetic, because the exact metal recipe decides. Science is amazing! Crafty Clover can be found on Amazon Books, Google Bookstore, and Apple Books. Available for purchase or download! Bye for now!

Why I wrote this