Ever had a beloved pocket knife or saw go rusty? We have. Thankfully, when you learn how to clean rust off tools the right way, a patina of red-orange rust doesn’t mean the end of your tool’s life.

Items made from stainless steel, however, ... Rust is the result of iron reacting with oxygen in air or water to form iron oxide. The corrosive process, known as oxidation, ...

The magnetic strength of iron oxide grains embedded within fired items can be measured and then matched up to the known strengths of Earth's historic magnetic field.

A new low-temperature electrochemical process that produces metallic iron from iron oxide and saltwater could help clean up steelmaking’s act (Joule 2024, DOI: 10.1016/j.joule.2024.01.001).

Once the treatment facility is operational, True Pigments aims to extract approximately 2 million pounds of iron oxide per year and clean up seven miles of stream – starting from Sunday Creek to ...