Making cement -- the most commonly used substance on Earth after water -- is responsible for 8% of global carbon emissions. It generates CO2 both through combustion of fossil fuels & through chemical processes. Sublime Systems thinks it has solved both sides of that equation. I talk with the CEO.
It’s in Boston, but could be coming to a concrete plant in your town in the next 10-20 years. It’s big infrastructure so it doesn’t change often
Funny - I’m going to be in Boston in three weeks. Unfortunately I think all my time is booked from the time my plane touches down to the time I head back to BOS.