4 ms·
What is there to know about it? Looks like it's just sand that's produced by crushing stones in an industrial process, rather than relying on rivers to do it fo
by ummonk 5y ago
What is there to know about it? Looks like it's just sand that's produced by crushing stones in an industrial process, rather than relying on rivers to do it for you. It's probably used as an aggregate for concrete.
Edit: a quick search on Google Scholar brings up papers like http://www.kresttechnology.com/krest-academic-projects/krest-mtech-projects/Civil/Civil%20M.tech%20Projects%202017/2.Concrete/Base%20Papers/3.Effect%20of%20replacement%20of%20natural%20sand%20by%20manufactured%20sand%20on%20the%20properties%20of%20cement%20mortar.pdf http://www.kresttechnology.com/krest-academic-projects/krest...
- d0gsg0w00f 5y agoCould be due to the difficulty of getting sand in the region. I watched this fascinating Vice documentary about illegal sand mining in the region. I had no idea it was such a big deal. https://www.vice.com/en/article/4av9jm/illegal-sand-mining-is-creating-an-ecological-crisis-in-bangladesh https://www.vice.com/en/article/4av9jm/illegal-sand-mining-i...
- zo1 5y agoHonestly disappointed at the documentary but curious about the topic. They kept repeating the exact same thing over and over and over again, dripping little bits of info.
- iamacyborg 5y agoIt was really fascinating watching the Grand Tour Vietnam special on Amazon, you could see all this sand mining happening in the Mekong river, though no one commented on it.