Sentence examples for coarse concentration from inspiring English sources
The effect estimates were expressed as a percent increase in mortality for a 10-μg/m increase in PM2.5 mass or PM coarse concentration.
We investigated the association between PM2.5 and PM coarse concentrations averaged over the day of death and day before death and mortality with a time series analysis.
Daily ambient fine PM and coarse concentrations were measured with a dichotomous Partisol-Plus Sequential Air Sampler at the central site for 11 months.
The removal efficiency of PM2.5 in power station 9 was −228.15 %, which indicated that coarse particle concentration decreased, whereas PM2.5 concentration increased during the wet desulfurization process.
After the hot flame the coarse mode concentration decreased very little when the flue gas was cooled.
This work describes an experimental investigation in columns to determine the variation in lateral pressure and initial rate of pressure drop with the following variables: formwork size and shape, coarse aggregate concentration and concrete temperature.
The mean coarse PM concentration (105.1 μg/m) measured at the inlet to the exposure chamber in this study is not unrealistically high and can be found in many areas throughout the world, including locations in the U.S. Southwest.
The mean (± SD) coarse PM concentration for the 284 days sampled was 5.3 ± 2.8 μg/m with a range of 0 14.6 μg/m; for fine PM, the mean concentration was 12.5 ± 6.0 μg/m with a range of 0.6 37 μg/m.
We assessed fine and coarse particle concentrations, as well as PAH concentrations, from samples collected by the versatile air pollution sampler described by Pinto et al. (1998).
Negative associations were generally found with coarse particle concentrations and no associations were found for ambient gas concentrations.
The concentrations of Na+ and Cl− follow the same sequence and their coarse mode concentrations were found to be the highest for marine air parcel, indicating the strong influence from the sea.
