Aluminium is one of many non-ferrous metals. These are metals that do not contain any appreciable amounts of iron and each has its own
particular uses and properties that make them appealing for different industries and uses. TWI has created a guide to non-ferrous metals, including aluminium, and detailing the history of these metals in use, recycling, casting, alloys and more.
You can see the guide here:
https://www.twi-global.com/technical-knowledge/faqs/what-metals-are-non-ferrous
