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Direct linkPierzynski, Gary M.; Gehl, Katharine A. – Journal of Natural Resources and Life Sciences Education, 2004
Lead (Pb) is one of the most significant environmental contaminants worldwide and has significant human health effects. Historic use of Pb in paint and gasoline, in particular, have made this contaminant ubiquitous in our environment although widespread use of Pb has declined in the USA. Unfortunately, segments of the population are still…
Descriptors: Toxicology, Environmental Education, Conservation (Environment), Soil Science
Jacobs, Bruce W. – 1994
Some of the issues surrounding the indoor air quality (IAQ) problems presented by science labs are discussed. Described are possible contaminants in labs, such as chemicals and biological organisms, and ways to lessen accidents arising from these sources are suggested. Some of the factors contributing to comfort, such as temperature levels, are…
Descriptors: Elementary Secondary Education, Facilities Management, Hazardous Materials, Health Conditions
