A narrowing can be harmful.Logical formLearned from2 sentences. (Chemical levels) may be considered harmful.Logical formLearned from2 sentences. An eye can be harmful to a brain.Logical formLearned from2 sentences. A treaty can be harmful.Logical formLearned from2 sentences. A (security flaw) can be harmful.Logical formLearned from2 sentences. Globalization can be harmful.Logical formLearned from2 sentences. An element can be harmful.Logical formLearned from2 sentences. Side effects can be harmful to memory.Logical formLearned from2 sentences. Refrigerants may be considered harmful to an ozone.Logical formLearned from2 sentences. Mussels can be harmful.Logical formLearned from2 sentences. A precedent can be harmful to members.Logical formLearned from2 sentences. Arsenic can be harmful to humans.Logical formLearned from2 sentences. Tapes can be harmful to a case.Logical formLearned from2 sentences. (Growth hormone) can be harmful in humans.Logical formLearned from2 sentences. Bags can be harmful to children.Logical formLearned from2 sentences.