Stainless Steel
A strong metal that does not rust, made by mixing steel with chromium.
What is it?
Stainless steel is an alloy of steel and chromium. It is very strong and does not rust or stain easily. It is used for many things, from kitchen sinks to skyscrapers. The Gateway Arch is made of stainless steel, which keeps it shiny and protects it from weather.
Why it matters
Stainless steel is important because it lasts a long time without rusting. It is used in buildings, tools, and medical equipment. The Gateway Arch shows how stainless steel can be used to create a beautiful and durable monument.
Where you've seen it
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