Rusting of Materials

Rusting materials

Objects made of iron and steel can rust

Rusty objects

Rusty objects have a reddish-brown substance formed on their surfaces

Non-rusty objects

Objects made of metals such as gold, silver and non-metal

Examples of rusty objects

Iron nail, tin, needle, car and grille

Examples of non-rusty objects

Gold chain, silver ring, wooden chair and clay pot

Characteristics of rusty objects

Ugly, unattractive, turns brittle and cannot last long

Factors that cause rusting

Rusting only occurs when there is air and water

Ways to prevent rusting

Painting, applying oil or grease, coating with non-rusty materials, and plating with a layer of stainless steel

Electrolysis

A method where an iron object being plated with silver to avoid rusting

Importance of preventing objects from rusting

Object will last longer, saves cost and safer to use