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WASTE EGGSHELLS CONSTRUCTION
Scientists who tested eggshells as cement substitute found an unexpected result: Adding 10% processed eggshell powder made mortar stronger, but increasing it further had opposite effect- In a 2025 study, researchers fired clay bricks with 10% eggshell powder; thermal conductivity was 50% lower than in untreated bricks
- In 2025, Egyptian researchers mixed eggshell waste into clay bricks to block the walls from absorbing outside heat and transferring it indoors during hot climates; heat transfer dropped 50%
- DIY Fertilizer: The Kitchen Ingredient That Makes Plants Explode With LifeGardeners across the United States are discovering kitchen waste benefits plants. Science shows composting these materials recycles nutrien...10 Apr, 2026, 05.16 PM IST
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