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    bflc:aap "Klatte, Kathleen A. What is hydrogen?" ;
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                            bf:mainTitle "Elements of the periodic table" ] ] ;
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    bf:summary [ a bf:Summary ;
            rdfs:label "\"What compounds are formed with the help of hydrogen? What are ways we use hydrogen in our everyday lives? Where is hydrogen located on the periodic table, and what does that mean? These are just some of the basic questions about the essential element of hydrogen that readers are able to answer after exploring this guide to important chemistry concepts. Crucial facts about hydrogen are presented in an approachable way, paired with informative visual elements such as tables, diagrams, and chemical formulas. In addition, full-color photographs and relatable examples help readers think critically about the many uses of hydrogen\"-- Provided by publisher." ] ;
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            rdfs:label "H is for hydrogen -- Mendeleyev's table -- How old is hydrogen? -- Hydrogen and friends -- Hydrogen powered." ] ;
    bf:title [ a bf:Title ;
            bf:mainTitle "What is hydrogen?" ] .