No-fines concrete (NFC) is obtained by eliminating the fine material – sand - from the normal concrete mix. Instead, single-sized coarse aggregates are surrounded and held together by a thin layer of ...

If you're confused about the differences between concrete vs. cement vs. mortar vs. asphalt, you're not alone. Let's clear up this confusion right now!

Saudi Arabia imports sand from countries like China and Australia. Desert sand is unsuitable for construction. It needs specific sand for its mega projects under Vision 2030. These projects require ...

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.

The problem is it takes a huge amount of sand to improve the drainage – about 50 percent sand to 50 percent existing clay soil (i.e. working 3 inches of sand into the 6 inches of loosened soil).