Sulphur dioxide is a constituent of city fogs. In the London fogs of December 1952 it attained
concentrations of 1.339 ppm and higher. Laboratory studies, made at the School of Hygiene…

The seal of a respirator to a worker's face can be influenced by the worker's facial dimensions.
Males and females of the same and different racial/ethnic backgrounds exhibit different …

This study documented the formaldehyde exposures of a group of veterinary medicine students.
It also investigated the feasibility of biologically monitoring the exposures. The biological …

Pollution emissions from three representative types of jet engines were determined. Pollutants
measured included nitrogen oxides, aldehydes, carbon monoxide, hydrocarbons, and …

Purpose Lip prints are unique and have potential for use as a human identifier. The purpose
of this study was to observe possible cheiloscopy differences of individuals with and without …

… Reichard and Walters located a nest with three young in May 1975 near Bacus Hill, 5 miles
east of Sedro Woolley in Skagit County, Washington, but the nestlings fledged before follow-…

A limited review of the literature including the early history and current data on deaths, injuries
and costs due to the combustion and pyrolysis oof resins, plastics and natural materials is …

This report summarizes Air Force use of hydrazines exposure potential, experience and
control techniques instrumentation requirements, capabilities and limitations spill management …

Purpose Lip prints are unique and have potential for use as a human identifier. The purpose
of this study was to observe possible cheiloscopy differences of individuals with and without …

The analytical chemistry of fluorine and its compounds has received ever increasing attention
during the past twenty-five years. The need for improved analytical methods with wider …