Fumes can be concentrated.Logical formLearned from4 sentences. Fumes can be airborne.Logical formLearned from4 sentences. Fumes may cause cancer.Logical formLearned from4 sentences. Fumes may undergo an evolution.Logical formLearned from4 sentences. Exposure can be to (asphalt fumes).Logical formLearned from4 sentences. Higher levels can be constituted-of-or-filled-with fumes.Logical formLearned from4 sentences. Fumes can be disagreeable.Logical formLearned from4 sentences. Fumes can be from fires.Logical formLearned from4 sentences. Fumes of (choice tobacco) may scent air.Logical formLearned from4 sentences. Fumes can be constituted-of-or-filled-with cheap.Logical formLearned from4 sentences. Fumes can be combustible.Logical formLearned from4 sentences. Fumes can be gassy.Logical formLearned from4 sentences. Car may exhaust fumes.Logical formLearned from4 sentences. Fumes can be lovely.Logical formLearned from4 sentences. (Chemical fumes) can be noxious.Logical formLearned from4 sentences.