Stainless Steel
Actually stainless steel is the same metal as steel.
Although iron is the main component, it depends on the content of components such as carbon and chromium. Both are classified.
Compared to carbon steel, stainless steel has a much smaller amount of carbon and conversely contains more chromium. It is a metal.
Carbon has a property of easily rusting, but chromium is a component that does not easily rust.
Therefore, stainless steel has the features of being resistant to rust and having excellent durability.