Sentence examples for exposure frequency from inspiring English sources
Here, EFr = exposure frequency (350 days/year), ED = exposure duration (30 years) (USEPA 2006).
The force of infection is a function of the exposure frequency and the exposure dose.
It involves exposure frequency and intake rates that are important but difficult to be exactly quantified as breakthrough point.
This equation was modified with the assumption that the water is consumed throughout the year (exposure frequency) for a lifetime (exposure duration) by an individual.
This includes not only intake of metals but another significant data as exposure frequency and duration, body weight and the oral reference dose (RfD).
We assumed an exposure frequency of 365 days/year, assuming that a person would drink the same amount of the beverage every day.
In our second study, we eliminated the effects of prior exposure by creating fictitious yet plausible products; thus, exposure frequency was under complete experimental control.
In that case the exposure frequency and duration will be equal to the average time and hence the equation is simplified as, {text{LADD}} ; = ; left( {C, times {text{ IR}}} right)/left( {text{BW}} right) (7).
EF = Exposure frequency (day year−1) = 350 days year−1, ED = Exposure duration (years) = 30 years for an adult, 6 years for a child and 1 year for an infant (USEPA 2001; enHealth 2012).
Insights of three uncertain factors (i.e. exposure frequency, intake rate and health-risk threshold) for the remediation system are also explored, on a basis of understanding their impacts on health risk as well as their importance order.
