A (sampling information) may file present.Logical formLearned from2 sentences. Sampling may be considered necessary.Logical formLearned from2 sentences. (Air sampling) may undergo an initiation.Logical formLearned from2 sentences. A sampling can be under a section.Logical formLearned from2 sentences. A sampling may be performed by collection of a vapor.Logical formLearned from2 sentences. (Water sampling protocols) can be for levels of an organism.Logical formLearned from2 sentences. An (area sampling) may continue until (plant closure).Logical formLearned from2 sentences. An (area sampling) may be supplemented with monitoring.Logical formLearned from2 sentences. Recommendations may address sampling.Logical formLearned from2 sentences. Sampling of air may be required.Logical formLearned from2 sentences. (Surface sampling) may undergo a use.Logical formLearned from2 sentences. Some (employee exposure sampling) may be performed with instruments.Logical formLearned from2 sentences. Sampling may be conducted for some contaminants.Logical formLearned from2 sentences. Exposures may occur during a (soil sampling process).Logical formLearned from2 sentences. (Sampling methods) may characterize (exposure levels).Logical formLearned from2 sentences.