Concentrations may be measured.Logical formLearned from44 sentences. Concentrations can be geographic.Logical formLearned from44 sentences. Sulfur may undergo concentrations.Logical formLearned from44 sentences. A change can be in concentration.Logical formLearned from44 sentences. Chlorine may undergo concentrations.Logical formLearned from44 sentences. A percent may undergo concentrations.Logical formLearned from44 sentences. Concentrations can be inhibitory.Logical formLearned from44 sentences. Concentration can be meditative.Logical formLearned from44 sentences. Concentration can be in the world.Logical formLearned from44 sentences. (Matter concentrations) can be particulate.Logical formLearned from44 sentences. (Gas concentrations) can be high.Logical formLearned from44 sentences. A male may be sent to a (concentration camp).Logical formLearned from44 sentences. Concentrations may pertain-to a country.Logical formLearned from44 sentences. (Water vapor) may undergo concentration.Logical formLearned from43 sentences. (Arsenic concentrations) can be high.Logical formLearned from43 sentences.