Toxics A to Z features and alphabetical listing of over 100 toxics, identifying . . .What they areHow they are measuredWhere they are foundThe symptoms of exposureWhat their known risks areHow we can lessen or avoid those risksAn easy-to-use Cross-Reference Guide to help readers identify toxics in 18 major groups, including indoor and outdoor air pollutants, household items, and lawn and garden productsA glossary of terms, explanation of abbreviations, and listing of sources for further help and information