Rice University researchers have uncovered a promising alternative to sand in concrete – graphene derived from metallurgical coke, a coal-based product. This discovery addresses the ...

Engineers at RMIT University have developed an innovative approach to concrete that could yield major performance boosts in c ...

looking at it through a screen made with sand, surrounded by buildings made with concrete. I could let you guess what's in concrete, but I suspect you're already catching onto a theme here.