<documents_info>Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products</documents_info>
<query>How can we determine the presence and concentration of pollutants in water samples?</query>
user
Algorithm
assistant
<documents_info>Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products</documents_info>
<query>How can we determine the presence and concentration of pollutants in water samples?</query>
user
Chunk
assistant
<query>How can we determine the presence and concentration of pollutants in water samples?</query>
<documents_info>Analytical Techniques for Measuring Air Pollutants,Methods for Monitoring Water Quality,Soil Sampling and Analysis,Toxicity Testing of Chemicals on Aquatic Organisms,Life Cycle Assessment of Products</documents_info>