Foul Water Pre-Lab Check List Title Heading Purpose Vocabulary (Define the terms: purity, meniscus, filtration, filtrate, adsorb, percent recovery, histogram, & median) Pre-Lab Questions 1. What is the total volume of foul water that you will begin with? 2. What three water purification techniques will you use? 3. After you separate the oil and water layers what will you do with the oil and the water? 4. What is the role of the sand in the sand & gravel filtration process? 5. If your filtrate has bits of charcoal in it, what do you do? Procedure Data Table Other Observations Foul Water Pre-Lab Check List Title Heading Purpose Vocabulary (Define the terms: purity, meniscus, filtration, filtrate, adsorb, percent recovery, histogram, & median) Pre-Lab Questions 1. What is the total volume of foul water that you will begin with? 2. What three water purification techniques will you use? 3. After you separate the oil and water layers what will you do with the oil and the water? 4. What is the role of the sand in the sand & gravel filtration process? 5. If your filtrate has bits of charcoal in it, what do you do? Procedure Data Table Other Observations