Thanks to our high demand for concrete, the world may eventually run out of accessible sand. Scientists at Rice University have now shown that substituting graphene can not only save sand, but ...

Rendering sand and cement on decorative concrete columns is a crucial step in achieving a smooth, durable, and aesthetically ...

Expert techniques for rendering sand and cement on concrete, a key step in enhancing your home’s interior and exterior ...

Rice University. "Coal-based product could replace sand in concrete." ScienceDaily. ScienceDaily, 26 January 2024. <www.sciencedaily.com / releases / 2024 / 01 / 240126140529.htm>.

Using spent coffee grounds to replace some of the sand in concrete makes the material stronger and could reduce greenhouse gas emissions from coffee grounds in ... TOLGA AKMEN/AFP via Getty Images.

But because the biochar makes concrete so much stronger, it may make it possible to shrink the amount of cement in the mix by 10%, which could offset the extra cost of making the biochar.

After torrential rains last month in Southern California, a concrete slab the size of a school bus washed up on Junipero Beach in Long Beach.

According to a 2022 United Nations report, this escalating demand for sand, coupled with population growth and urban expansion, could soon trigger a “sand crisis.” Applying its signature Joule-heating ...

Roughly 50 billion metric tons of sand is dug up each year, mostly for use in concrete, a 2022 U.N. report said. Its extraction is often environmentally destructive and it is in increasingly short ...