A (waste gas) can be from a (chemical factory).Logical formLearned from5 sentences. Possession may pertain-to a waste.Logical formLearned from5 sentences. Wastes can be polluted.Logical formLearned from5 sentences. A scale may pertain-to a waste.Logical formLearned from5 sentences. A waste may contain mercury.Logical formLearned from5 sentences. Toxic waste can be behind a dam.Logical formLearned from5 sentences. Sacrifices may go to waste.Logical formLearned from5 sentences. A dump can be for toxic waste.Logical formLearned from5 sentences. Waste can be incidental to reprocessing.Logical formLearned from5 sentences. Crops may be laid to waste.Logical formLearned from5 sentences. A country may dump nuclear waste.Logical formLearned from5 sentences. (Chemical wastes) can be hazardous.Logical formLearned from5 sentences. A problem can be with sending a nuclear waste.Logical formLearned from5 sentences. A waste may undergo a cleanup.Logical formLearned from5 sentences. (Waste products) may provoke an allergic reaction.Logical formLearned from5 sentences.