Who contaminated the Pine Lake?
- Contains enough materials for 15 groups of students
- Includes a teacher's manual and student study guide copymaster
You are a scientist from the Environmental Protection Agency (EPA) visiting Lakeville for the annual water quality inspection of Pine Lake, however, something has gone awry. Someone intentionally polluted the lake!
Perform chemical tests for contaminants on water and soil samples, analyze fibers, fingerprints, and footprints, and investigate suspect activity on social media in this environmental-forensic chemistry activity to uncover the culprit behind the crime.
Ordering information: Materials needed but not supplied: Test tubes and racks; deionized or distilled water; magnifying lenses; rulers; protractors; forceps; microscopes.
Delivery information: Kit contains simulated lake water sample, 250 ml; phosphorous extraction solution, 360 ml; phosphorous reagent #2, 30 ml; universal pH indicator, 20 ml and color chart; iron indicator solution, 20 ml; factory soil sample, 50 g; farm soil sample, 50 g; restaurant soil sample, 50 g; copper indicator powder, 30 g; phosphorous indicator powder, 30 g; 75 pipettes; 5 plastic scoops; crime scene and 3 suspect; fabric samples; microscope slides, 72/box; coverslips, 100/box.
Caution: This product can expose you to Phenolphthalein, Methanol and Methyl isobutyl ketone, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.