sentence: Stainless steel contains nickel.
sentences_before: Nickel is used in metal alloys.
sentences_after: Nickel is also used in nichrome, a name for a nickel-chromium alloy. Nickel is used in coins such as nickels. It is used in magnets. Nickel is used in special expensive alloys called superalloys.
concept_name: stainless steel
headings: Nickel Uses As a metal
categories: Chemical elements Metals Transition metals