June 2009
Front Matter
Training
5
Workbook Content Summary
•Introduction
•Definitions and acronyms
•Background
•Preparing data for analysis
•Characterizing air toxics
•Quantifying trends in air toxics
•Advanced data analysis techniques
•Suggested analyses
Introduction
Brief overview of the workbook and its motivation.
Background
Summary of air toxics information to provide a basis for the analyst regarding emissions, formation, transport, and sampling/analysis of air toxics.
Preparing data for analysis
Methods and examples for validating air toxics data and preparing daily, quarterly, and annual averages.
Characterizing air toxics
Methods and examples of characterizing air toxics concentrations including spatial patterns, relationships, and time of day/seasonal variations.
Quantifying trends in air toxics
Methods and examples for preparing data for inter-annual trend analyses, identifying and quantifying trends, and tying these trends to changes in emissions.
Advanced data analysis techniques
Brief overview of advanced methods for data analysis including source apportionment.
Suggested analyses
Summary of basic set of analyses that could be performed with air toxics at a local, state, and regional level to better understand the data and inform policy makers.