Coconut shells are a waste product that can replace coarse aggregates in concrete up to 10%, maintaining strength. They improve thermal insulation, density, and acoustics, although reducing ...

In recent years, we've heard about efforts to replace some of the aggregate used in concrete with crumbled used tires. Now, however, scientists have succeeded in producing good quality concrete in ...

The United States is hungry for concrete. According to the U.S. Geological Survey, in 2014 the U.S. produced 80.5 million tons of Portland cement and 2.2 million tons of masonry cement. Portland ...

Engineers at RMIT University have uncovered a way to replace conventional concrete aggregates with rubber from discarded tyres, an advance that meets building regulations and reduces manufacturing and ...