A (th1 response) can be harmful.Logical formLearned from2 sentences. Sites may be deemed harmful to minors.Logical formLearned from2 sentences. A fly can be harmful.Logical formLearned from2 sentences. Concentrations of an active ingredient can be harmful.Logical formLearned from2 sentences. A group of persons can be harmful to the world.Logical formLearned from2 sentences. (Drilling fluids) can be harmful.Logical formLearned from2 sentences. Whey can be harmful to someone.Logical formLearned from2 sentences. An aftermath of riots can be harmful to a city.Logical formLearned from2 sentences. A blood-cholesterol can be harmful.Logical formLearned from2 sentences. A number of activities can be harmful.Logical formLearned from2 sentences. Some types of products can be harmful to children.Logical formLearned from2 sentences. Chemicals can be harmful to humans.Logical formLearned from2 sentences. Success can be harmful.Logical formLearned from2 sentences. Ozone can be harmful to health.Logical formLearned from2 sentences. Levels of (microwave radiation) can be harmful.Logical formLearned from2 sentences.