Why Dubai Imports Sand Despite Being Surrounded by Deserts!

Dubai is covered in endless desert dunes, so why does it spend millions importing sand from countries like Australia? 🏜️🚢 Desert sand grains are smoothed and rounded by constant wind erosion, meaning they cannot lock together properly when mixed with cement, which compromises structural strength. Marine and river sand, on the other hand, have sharp, angular edges that create the ultra-strong bond needed to build mega structures like the Burj Khalifa! 🏗️🏙️ 🔔 Subscribe for more mind-blowing engineering facts, global secrets, and daily shorts! #DubaiFacts #BurjKhalifa #ConstructionFacts #DesertSand #CivilEngineering #TamilFacts #DidYouKnow #Shorts #FactsInTamil #MegaProjects