An introduction to the skills and knowledge required to work efficiently and effectively in a laboratory setting. Students are trained in basic laboratory safety and Hazardouz Materials Information System (HMIS) before being introduced to a variety of wet chemistry techniques used in an environmental laboratory. Finally, a review of the selection, calibration, use, and maintenance of laboratory analytical instrumentation is included. Quality assurance and quality control are introduced with respect to their use in laboratory activities and in data analysis and interpretation.