Environmental Chemistry: Water Treatment and Filtration Hands-On Introduction Kit - Materials for 15 Groups of Students Subcategory_Thistle Funnels Hand-cranked 4-stroke gasoline engine model

Environmental Chemistry: Water Treatment and Filtration Hands-On Introduction Kit - Materials for 15 Groups of Students Subcategory_Thistle Funnels Hand-cranked 4-stroke gasoline engine modelKit for developing an understanding of processes performed at a water treatment plant, and reasons for each process Activities for demonstrating several procedures that occur in a water treatment plant on "polluted" water Experiments for examining changes in water after each treatment step is performed, and observing physical characteristics of water, and how they are affected from the beginning to end of treatment process Materials for 15 groups of

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