Steel is an alloy of two elements: iron and carbon. Steel alloys vary in their ratio of iron to steel as well as any additional metals present. For example, to create stainless steel, you would combine steel with chromium. Carbon steel contains a higher percentage of carbon, making it stronger than other steel alloys.
PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.
Recorded Answer
Current status:
Beginning in 35 seconds.