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Characterize Exposure
1. Describe stressor source.
- Place where stressor originates.
- Action producing stressors.
2. Describe stressor distribution
- Transport pathways.
- Secondary stressors: formation and distribution.
3. Describe extent of exposure.
- Contact / Uptake / Co-occurrence.
- Intensity / Frequency / Time / Space.
- Influential factors.
- Estimating exposure.
4. Prepare Exposure Profile.
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