Multiple choice general knowledge

Which one of the following elements is alloyed with iron to produce steel which can resist high temperatures and also have high hardness and abrasion resistance?

  1. aluminium

  2. chromium

  3. nickel

  4. tungsten

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Chromium is added to iron to produce stainless steel, which resists high temperatures and offers excellent hardness and abrasion resistance. This chromium steel is crucial for cutlery, industrial tools, and high-temperature applications.