Science · Topic 105 of 124
Rust
⭐ MasteredRust is a reddish-brown coating that forms on iron when it reacts with oxygen and water over time. Painting metal or covering it with a protective layer can stop rust from forming.
💡 Fun fact
Rust is a chemical change, so it cannot be turned back into the original iron simply by heating it.
All about Rust
Rust is a reddish-brown coating that forms on iron when it reacts with oxygen and water over time. It weakens metal and can make it crumble. Painting metal or covering it with a protective layer can stop rust from forming.
Rust is a chemical change, so it cannot be turned back into the original iron simply by heating it. Bridges, cars and garden tools are often painted or coated to protect them from rust.
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