In this project, you will perform experiments with water.
Author: Jóri Johanna, Kissné Gera Ágnes, Vízvári Albertné
drinking water, tap water, mineral water, water, water pollution, wastewater treatment, freshwater resources, water consumption, oil pollution, sedimentation, filtering, underground water, distilled water, silver nitrate, potassium permanganate, minerals, oil, flora and fauna, experiment, nature, nature study, geography, chemistry
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