because it is.
Steel
It's because when the chinese people made it they called it for kam-pol-iti
The bessemer process.
An invention is important due to its expressive creativity point and unique style of idea. An invention can be very useful once created or formed.
It sped up the production time of making steel and made it easier to produce more products.
The latest invention of the 1800's STEEL! The latest invention of the 1800's STEEL!
The invention of the elevator and the invention of steel.
Steel.
Iron casting
The invention of the steel plough increased the efficiency of the arable farmer.
The invention of the elevator and the invention of steel.
steel
Steel
I'm not sure. They made gunpowder for like grenades and bullets. That may have something to with it.
It's because when the chinese people made it they called it for kam-pol-iti
the marian croak use to make her invention is steel.
the reaper and also the steel plow.