Digital TapWater Tour, Classroom investigation of how and why the characteristics of tap water can vary and affect everyday activities, Background information, test materials included for pH, chlorine, hardness, copper, iron, With Instructor, Student Manuals
Refill TapWater Tour, Classroom investigation of how and why the characteristics of tap water can vary and affect everyday activities, Background information, test materials included for pH, chlorine, hardness, copper, iron, With Instructor, Student Manuals
Water Treatment and Filtration, Environmental Chemistry, Includes: Fine sand, Coarse sand, Fine gravel, Activated charcoal, alum, lime, Green food coloring, Odor agent, Plastic cups, 5 Stirring sticks, used in examining the changes in the water due to pollution