Exposure frequency definition

Exposure frequency means the portion of the exposure duration that an individual is exposed to a hazardous substance, expressed as a fraction. For example, if a person is exposed 250 days (five days per week for 50 work weeks) over a year (365 days), the exposure frequency would be equal to: (5 x 50)/365 = 0.7.
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Exposure frequency means the portion of the exposure duration that an individual is exposed to a hazardous substance, expressed as a fraction. For example, if a person is exposed 250 days (five days per
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Examples of Exposure frequency in a sentence

  • The following assumptions were used in the exposure calculations:• Average body weight of an adult handler is 70 kg;• Area treated estimate of 0.5 acres for lawn and ornamental treatments using granular formulations with a bellygrinder spreader or push-type spreader;• Area treated estimate of 1000 square feet for ornamental treatments using a shaker can; and• Exposure frequency - The residential handler exposure is expected to be of a short-term duration (less than 30 days).

  • Exposure frequency did not influence confidence ratings, t(21 ) < 1 .

  • While this may not be the case for all chemicals considered here, the risk calculation here was modeled afterthe initial OEHHA risk assessment.Sample Calculation: Cancer Risk = CS x IR x EF x ED x FI / (AT x BW) x (SF x ADAF) Notes:a Based on results from gastric ingestion study by OEHHAb Based on EPA recommendation for soil ingestion rate (100 mg/d)c Exposure frequency is 5 days per week x 4.3 weeks per month x 6 months per year equal to 129 days per year.

  • Exposure frequency (EF) is the number of days in a year people is exposed to the contamination.

  • Exposure frequency in different periods Time Period0–66–88–1010–1212–1414–1616–1818–2020–2222–24Elementary191350296279239329707943608176Junior high1904601731771862638411213977334Senior high1154702892802633377661166827289University9721539047563354683512691221647 We subsequently conducted an analysis of the peak time period for each medium and found that the peak time varied by medium.

  • This exposure duration is taken into account for the calculation of the ELR (see below).** Exposure frequency: The frequency of exposure is calculated as the sum of the exposure frequencies for the subsequent operations: mixing (2.3d/y), loading (3.3d/y), unloading (3.3d/y) and separation (2.3d/y.

  • This can be calculated asWhere; CDI = Chronic Daily Intake (mg/kg.day), C = Concentration (mg/l, mg/kg), CR = Contact ratio (m3/day), EF = Exposure frequency (day/year), ED = Exposure Duration (year), BW = Body Weight (kg), AT= Average exposure time (day) are used.

  • For incidental ingestion of water while swimming, EPA (1989) reports IRs of 0.13 L/day for all three age groups.The same values were employed in the HAPs petition. Exposure frequency (EF) − Consistent with EPA (1989) risk assessment guidance, a 350 day/year EF was used for residential exposures for all age groups, assuming that individuals vacation away from home a total of 15 days/year.

  • In 1949, Fortune wrote, “one of the pet ideas (of M.I.T.’s Griswold) is that the mutual fund is the ideal champion of .

  • Plaintiffs “partially oppose” the motion, arguing that they have no problem with the Court excluding evidence and arguments regarding the parties’ discovery disputes and the Court’s orders.

Related to Exposure frequency

  • S&P Exposure Period means the maximum period of time following a Valuation Date, including the Valuation Date and the AMPS Basic Maintenance Cure Date, that the Corporation has under these Articles Supplementary to cure any failure to maintain, as of such Valuation Date, the Discounted Value for its portfolio at least equal to the AMPS Basic Maintenance Amount (as described in paragraph 7(a) of these Articles Supplementary).

  • Exposure has the meaning specified in Paragraph 12, except that after the word “Agreement” the words “(assuming, for this purpose only, that Part 1(f) of the Schedule is deleted)” shall be inserted.

  • Unfunded Exposure Amount means, as of any date of determination, with respect to a Delayed Draw Loan Asset or a Revolving Loan, as applicable, an amount equal to the aggregate amount of all unfunded commitments associated with such Loan Asset as of such date.

  • Service Availability The total number of minutes in a calendar quarter that the Tyler Software is capable of receiving, processing, and responding to requests, excluding maintenance windows, Client Error Incidents and Force Majeure.

  • Peak tube potential means the maximum value of the potential difference across the x-ray tube during an exposure.