| D003031 |
Coal |
A natural fuel formed by partial decomposition of vegetable matter under certain environmental conditions. |
Anthracite,Bituminous Coal,Brown Coal,Lignite,Lignitious Coal,Peat Coal,Soft Coal,Anthracites,Bituminous Coals,Brown Coals,Coal, Bituminous,Coal, Brown,Coal, Lignitious,Coal, Peat,Coal, Soft,Coals,Coals, Bituminous,Coals, Brown,Coals, Lignitious,Coals, Peat,Coals, Soft,Lignites,Lignitious Coals,Peat Coals,Soft Coals |
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| D000047 |
Academies and Institutes |
Organizations representing specialized fields which are accepted as authoritative; may be non-governmental, university or an independent research organization, e.g., National Academy of Sciences, Brookings Institution, etc. |
Institutes,Research Institutes,Academies,Academy and Institute,Institutes and Academies,Academy,Institute and Academy,Institute, Research,Institutes, Research,Research Institute |
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