We can make the steel of tomorrow without the fossil fuels of yesteryear

The modern world has grown around steel bones — everything from tools and home appliances to skyscrapers and airplanes use the versatile material in their construction. But the process of making steel is a significant contributor to global warming and climate change. In 2018, reportedly every ton of steel produced generated 1.85 tons of carbon dioxide, accounting for about 7 percent of global CO2 emissions that year. This poses not just environmental challenges for our ever increasing world, it could also impact steel producers’ bottom line, which is why the industry is developing a “fossil-free” means of making the alloy, one that relies on renewable-sourced hydrogen rather than carbon

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