Seriously, either you think we are all uneducated or we never paid attention at high school.

Still, maybe this will add something concrete to any discussion on steel making. Have to say, this was something new to me.

Hmmm - maybe I wasn't paying attention all the time in high school.

Hydrogen Could Replace Coke In Steelmaking & Lower Carbon Emissions Dramatically

A new report claims hydrogen could replace coke in 10 to 50% of all steelmaking my the year 2050, given the right carbon pricing. Using hydrogen instead of coke — a process known as direct reduction — could lower the carbon emissions from steel mills significantly.