Hydrogen may undergo a production.Logical formLearned from480 sentences. Hydrogen may undergo a use.Logical formLearned from269 sentences. A hydrogen can be enough.Logical formLearned from137 sentences. A mixture can be constituted-of-or-filled-with hydrogen.Logical formLearned from126 sentences. A (hydrogen bomb) may undergo a development.Logical formLearned from126 sentences. A hydrogen can be compressed.Logical formLearned from124 sentences. An isotope can be constituted-of-or-filled-with hydrogen.Logical formLearned from120 sentences. A (hydrogen fuel) can be liquid.Logical formLearned from118 sentences. A form can be constituted-of-or-filled-with hydrogen.Logical formLearned from117 sentences. A hydrogen may pertain-to a company.Logical formLearned from115 sentences. Hydrogen may be produced.Logical formLearned from114 sentences. A source can be constituted-of-or-filled-with hydrogen.Logical formLearned from100 sentences. Some atoms can be constituted-of-or-filled-with hydrogen.Logical formLearned from97 sentences. A (hydrogen peroxide) can be concentrated.Logical formLearned from87 sentences. Hydrogen can be a fuel.Logical formLearned from86 sentences.