airborne concentration


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airborne concentration

The mass of particulate substances or fibers, or the vapor percentage of dissolved pollutants in a specific volume of air. As the concentration increases, the risk of inhalational exposure rises.
See also: concentration
Medical Dictionary, © 2009 Farlex and Partners
References in periodicals archive ?
The continuous leakage of fission products along with the leakage of coolant is simulated and airborne concentration of fission product in containment is determined by solving the coupled ODEs.
The predictive values based on the predictive model (taking into account only the questionnaire evaluation of the flat's fungal contamination) and measured values of the indoor airborne concentrations of: a) culturable fungi, b) (1 [right arrow] 3)-[beta]-D-glucans, c) fungal spores in the flats under the study
Conventional vacuuming heats the [Hg.sup.0] and blows it into the air, spreading fine droplets and increasing airborne concentrations. In addition, the vacuum becomes permanently contaminated and must be discarded.
measuring the airborne concentrations of incompletely cured isocyanates in the form of oligomers (aerosol) and isocyanate monomer (vapor) when removing recently cured paint by light abrasion (manual sanding).
The airborne concentrations of compounds commonly present in creosote (indene, naphthalene, 2-methylnaphthalene, 1-methylnaphthalene, biphenyl, acenaphthene, dibenzofuran, and fluorine) were determined for all air samples tested.
Measurements made by the EPA indicate that exposures to fibers 5 microns and longer inside buildings are much lower than average airborne concentrations of fibers.
The data of airborne concentrations of DMF was obtained from the local Center of Disease Control and Prevention (CDC) which monitors the workplace 4 times per year.
Sherwin-Williams has introduced an enhanced Harmony Paint, with an innovation that helps promote better indoor air quality by reducing airborne concentrations of formaldehyde and other aldehydes.
Overall, they found that "human occupancy was associated with substantially increased airborne concentrations" of bacteria and fungi of various sizes.
Research into indoor air pollution in homes burning biomass fuels has tended to focus on airborne concentrations of fine particulate matter (PM) (Albalak et al.
Environmental Protection Agency announced it would soon require states to regulate airborne concentrations of PM-2.5 pollution in recognition of the smaller particles' significantly greater toxicity than larger particles and ability to move far deeper into the lungs, (SN: 12/21/96, p.
Both personal and equipment samples were collected to determine airborne concentrations of respirable dust during earth-disturbing activities.
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