Journal of the Air Pollution Control Association (original) (raw)
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Blood Lead Concentrations in 1–3 Year Old Lebanese
2002
© 2003 Nuwayhid et al; licensee BioMed Central Ltd. This is an Open Access article: verbatim copying and redistribution of this article are permitted in all media for any purpose, provided this notice is preserved along with the article's original URL. Background: Childhood lead poisoning has not made the list of national public health priorities in Lebanon. This study aims at identifying the prevalence and risk factors for elevated blood lead concentrations (B-Pb ≥ 100 µg/L) among 1–3 year old children. It also examines the need for universal blood lead screening. Methods: This is a cross-sectional study of 281 well children, presenting to the pediatric ambulatory services at the American University of Beirut Medical Center in 1997–98. Blood was drawn on participating children for lead analysis and a structured questionnaire was introduced to mothers asking about social, demographic, and residence characteristics, as well as potential risk factors for lead exposure. Children w...
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2007
Dust poses a particular challenge for historic libraries, where the quantity of fragile books makes the task of cleaning them labour-intensive, time-consuming and potentially damaging. This project investigates the frequency of cleaning appropriate in historic libraries, by monitoring the distribution of dust across shelves, the risks of high humidity causing cementation, and the usefulness of traditional dust falls (cloth or leather flap covering the gap between book and shelf above). The results enable book-cleaning teams and their managers to understand the relationship between visitors, dust and cementation, and to refine their cleaning regimes.
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