Pollution Investigation (STO-115) – kit files and photos of experiment results

Below are links to the digital files and photos of experiment results from the Pollution Investigation kit (STO-115).  We are providing these files for teachers to use for online teaching.

NOTE: The teacher guide (without the answer key) is found on the Pollution Investigation kit page.  The answer key will be emailed to teachers upon request.

• Pollution Investigation – kit instructions
• Pollutant Testing Procedures
• Testing for Nitrates – experiment results
• Testing for Lead – experiment results
• Testing for PCBs – experiment results
• Testing for E. Coli – experiment results