what is the difference between permissible exposure limit and threshold limit value?
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The permissible exposure limit (PEL) is a legal limit in the United States for exposure of an employee to a chemical substance or physical agent. Threshold Limit Value (TLV) is a reserved term from the American Conference of Governmental Industrial Hygienists. ...
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['exposure,', 'sensitivity,', 'adaptive capacity.']
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One of the main differences between Maximum Allowable Working Pressure and design pressure is that the latter one is always equal or less than the MAWP of the vessel or equipment. The PSV set pressure is based on design pressure, and it can be equal to the MAWP but not higher.
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Risk appetite: the amount and type of risk an organization is willing to accept in pursuit of its business objectives. ... Risk limit: thresholds to monitor that actual risk exposure does not deviate too much from the risk target and stays within an organization's risk tolerance/risk appetite.
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The more scans you have, the higher your lifetime exposure and therefore the higher your risk. The American College of Radiology recommends limiting lifetime diagnostic radiation exposure to 100 mSv. That is equal to 10,000 chest x-rays, or up to 25 chest CTs.
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['Exposure value (EV). Brightness of the scene itself.', 'Aperture. The size of the entrance pupil of the lens. ... ', 'Shutter speed. The length of time over which an exposure is made. ... ', 'ISO speed. Increasing the ISO setting on a digital camera increases the sensitivity of the sensor to light.']
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Detection limit, as they state very well in another part of the text, is the lowest detectable level of analyte distinguishable from zero, whereas analytical sensitivity is the slope of the calibration curve. ... The higher the analytical sensitivity, the lower the detection limit.
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Typically, the disregard limit for substances covered by a monograph is set in accordance with the reporting threshold given in ⟨476⟩. When a limit for the total of impurities is prescribed, a reporting threshold needs to be included in the test for related substances.
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a. class limits are the least and greatest numbers that can belong to the class. Class boundaries are the numbers that separate classes without forming gaps between them.
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What is the difference between class limits and class​ boundaries? Class limits are the least and greatest numbers that can belong to the class. Class boundaries are the numbers that separate classes without forming gaps between them.
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Absorbance values greater than or equal to 1.0 are too high. If you are getting absorbance values of 1.0 or above, your solution is too concentrated. ... At an absorbance of 2 you are at 1%T, which means that 99% of available light is being blocked (absorbed) by the sample.
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While the difference threshold involves the ability to detect differences in stimulation levels, the absolute threshold refers to the smallest detectable level of stimulation. The absolute threshold for sound, for example, would be the lowest volume level that a person could detect.
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The difference between limit switch and proximity sensor: Proximity sensors are non-contact switches with a long life and are suitable for passing objects. Limit switches are contact switches. ... For two-way position detection, using a proximity sensor is better. Use limit switch for protection function.
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These limits are usually set at a maximum of $300-$500. This is done to prevent customers who require large amounts of money from quickly depleting the machines.
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Both can still be applied for providing the eligibility criteria can be met. Fixed Protection 2016 (or FP16) – protects benefits up to £1.25m. Individual Protection 2016 (or IP16) protects benefits up to an individual's protected lifetime allowance (dependent on the value as at 5 April 2016) between £1m and £1.25m.
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In general terms, risk is the possibility of loss. ... Risk exposure is a measure of possible future loss (or losses) which may result from an activity or occurrence. In business, risk exposure is often used to rank the probability of different types of losses and to determine which losses are acceptable or unacceptable.
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Threshold Limit Value - Short Term Exposure Limit (TLV-STEL) Abbreviated as "TLV-STEL". Refers to a 15 minute time-weighted average exposure which should not be exceeded at any time during a workday even if the time-weighted average is within the TLV.