Alloy it or work harden it.
because its a strong metal
Because it was a strong metal.
Special steels
It is a very strong nonbioreactive metal.
Yes metal is generally strong.
Steel because it's strong
Carbon fiber is really strong. It isn't super easy to fabricate, but it isn't super hard to make it, either.
It does not coast a lot and is strong and will last a long time
It is a strong inexpensive durable metal that is used to make machinery.
It is spelled STEEL. Steel is a strong metal that is cheap.
Steal: to take secretly. Steel: a strong metal.
An alternate term for a strong metal could be "durable alloy."