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  2. Workplace exposure monitoring - Wikipedia

    en.wikipedia.org/wiki/Workplace_exposure_monitoring

    It is important to monitor a statistically representative population. Workers are often divided into "similar exposure groups" with similar work assignments and contaminant exposure profiles. Data must be validated, reported, and communicated. Exposure monitoring may be targeted to individual workers, or areas. [1]: 21, 46–47, 58

  3. Exposure assessment - Wikipedia

    en.wikipedia.org/wiki/Exposure_assessment

    Exposure analysis is the science that describes how an individual or population comes in contact with a contaminant, including quantification of the amount of contact across space and time. 'Exposure assessment' and 'exposure analysis' are often used as synonyms in many practical contexts. Risk is a function of exposure and hazard.

  4. Occupational toxicology - Wikipedia

    en.wikipedia.org/wiki/Occupational_toxicology

    For example, the ultimate dose from inhalation exposure depends on respiratory rate and breathing volume, and the dose from dermal exposure depends on the absorption rate through the skin, which is influenced by the chemical properties of the chemical, the thickness of the skin at the exposed location on the body, and whether the skin is intact ...

  5. Threshold limit value - Wikipedia

    en.wikipedia.org/wiki/Threshold_limit_value

    Threshold limit value − time-weighted average (TLV-TWA): The average exposure on the basis of a 8 hours per day, 40 hours per week work schedule. Threshold limit value − short-term exposure limit (TLV-STEL): A 15-minute TWA exposure that should not be exceeded at any time during a workday, even if the 8-hour TWA is within the TLV-TWA.

  6. Biomarkers of exposure assessment - Wikipedia

    en.wikipedia.org/wiki/Biomarkers_of_exposure...

    Biomarkers of exposure are the actual chemicals, or chemical metabolites, that can be measured in the body or after excretion from the body to determine different characteristics of an organism’s exposure. For example, a person or fish’s blood can be tested to see the levels of lead and therefore determine the exposure.

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  8. Toxicology testing - Wikipedia

    en.wikipedia.org/wiki/Toxicology_testing

    U.S. Army Public Health Center Toxicology Lab technician assessing samples. Toxicology testing, also known as safety assessment, or toxicity testing, is the process of determining the degree to which a substance of interest negatively impacts the normal biological functions of an organism, given a certain exposure duration, route of exposure, and substance concentration.

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    The S&P 500's surge to record highs since Donald Trump won the 2024 presidential election is showing no signs of stopping.And Wall Street strategists have been quick to update their outlooks on ...