Term | Main definition |
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REACH | Short for Registration, Evaluation, Authorization of Chemicals.
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read-across | is regarded as a technique for predicting endpoint information for one substance (target substance), by using data from the same endpoint from (an)other substance(s), (source substance(s)).
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Read-across |
Risk quotient | Is calculated from an estimated exposure (PEC), divided by an estimated effect (PNEC). If a value less than 1, then there is an acceptable risk. In contrast, if the RQ greater than 1, there is an unacceptable level of risk and measures to reduce exposure should be taken.
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risk ratio |
ROS | Short for reactive oxygen species, the organism considering harmful forms of oxygen, which result from oxidative stress.
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