Steel is relatively easy to convert from its ores (oxides) to metal and it is just as keen to return to being iron oxide in one form or another. In most applications, steel needs a protective coating to ensure its durability and aesthetic appearance. This review looks at the stand-alone performance of steel as there may be applications that do not require the use of costly protective coatings systems for many applications with short-to-medium term durability requirements. Extract from INGAL Specifiers' Manual - 3rd Edition. Full manual at www.ingal.com.au .