Pervious concrete -- a mix of coarse aggregate, cement, water, and little to no sand -- creates a porous, open-celled structure that allows rainwater to filter through into the ground. This concrete ...

Ancient Roman concrete could self-heal thanks to “hot mixing” with quicklime Mysterious lime clasts, dismissed as defects, turn out to serve a useful purpose.

Mixing coffee biochar into concrete can strengthen the building material by as much as 30 percent. ... its porous qualities allows the cement to actually better bind to the organic material.

A 2017 study tested the durability of pervious concrete using crushed seashells, while a 2020 conference paper experimented with crushed coconut shells in building materials, and a 2021 analysis ...

Expert method that involves raising roofs using porous materials, offering a multifaceted solution for reducing overall roof ...

This solution mix design, patented by Holcim, combines porous and standard concrete to enable rapid colonization by marine animals and plants. This concrete reef is an effective system to restore ...

So far, although the shells added to the concrete mix allow for improved porosity and compressive strength, ... A 2017 study tested the durability of pervious concrete using crushed seashells, ...

Concrete is made by mixing cement with aggregate, a grainy blend of materials like stone and sand. Firing limestone, clay, ... Porous concrete (also porous pavement) ...

INDORE: Researchers at the Indian Institute of Technology (IIT) Indore have found a unique way to use food waste, by mixing it along with a non-pathogenic bacteria in concrete which can double its ...