Question

What do all types of steel have in common?

All are alloys that contain either iron, aluminum, or copper.

All are alloys made mostly of iron.

All are alloys made mostly of nonmetals.

Answer 1

A simple explanation of what alloys are and how they're made, with a table ... That's why most of the "metals" we use are not actually metals at all but alloys

Step-by-step explanation:

Answer 2

All are alloys made mostly of iron