There are steel mills in Pennsylvania, and Indiana.
the same mineral that makes steel.
The Steel State of the South is the state of Alabama.
The addition of other metals makes steel stainless.
Steel companys e.g. Corus
Asus makes several selections of stainless steel towers to choose from.
The person is a steel-worker.
steel
The Empire State Building has a steel frame structure to make it strong and stable. Shreve, Lamb, and Harmon designed the building in 1930.
heat makes steel even stronger in cold temperature
A steel is considered to be stainless if it contains 13% or more chromium.
Iron is the element that, when combined with carbon, makes steel. Carbon content in steel can range from 0.2% to 2.1%, influencing the properties of the resulting steel alloy.
carbon