Jul 20, 2025 (Chemistry) If you repeat this, please wear eye protection. No project is worth blindness. Dirt in its natural habitat. I started by looking for dirt with lots of clay, very little organic matter, and no carbonate minerals. (If it bubbles with hydrochloric acid, find something else) Crude dirt My dirt had a lot of rocks, so I added some water, stirred it, and and poured the silty water into a separate container. After letting the silt settle, I transferred 150 mL of the dirt slurry ...