Pulmonary manifestations in cement workers in Jordan.

Respiratory symptoms and pulmonary function were studied in a cross-sectional survey of 348 Portland cement workers in Jordan. The workers were differently exposed to dust for at least 3 years. The geometric means +/- SE of respiratory cement dust concentrations were 0.

Lead exposure in indoor firing ranges: environmental impact and health risk to the range users.

Health risk from airborne lead exposure were evaluated in 54 trainees and 31 firearm instructors at two indoor firing ranges in Amman, Jordan. Airborne lead concentration was measured during shooting sessions of conventional lead ammunition. Venous blood was collected from the trainees, instructors and controls.