Deprecated: Return type of YDataTable::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/bdavid/prod/georef/yamldoc/ydclasses/ydata.inc.php on line 428

Deprecated: Return type of YamlDataTable::getIterator() should either be compatible with IteratorAggregate::getIterator(): Traversable, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice in /home/bdavid/prod/georef/yamldoc/ydclasses/yamldata.inc.php on line 295
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{
    "inScheme": [
        100141,
        100263
    ],
    "prefLabel": {
        "en": "fuel cell",
        "fr": "pile à combustible"
    },
    "scopeNote": {
        "fr": "Dispositif qui permet la conversion directe de l'énergie chimique en énergie électrique à partir d'une réaction d'oxydation contrôlée entre un électrolyte et un combustible, en général l'hydrogène ou un hydrocarbure.\n",
        "en": "A device which directly converts chemical energy into electric energy from a controlled oxidation reaction between an electrolyte and a fuel, usually hydrogen or hydrocarbon.\n"
    },
    "broader": [
        4420
    ],
    "related": [
        707
    ],
    "notation": [
        2382
    ]
}