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In page Gertrudis de la Fuente:

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During the 1981 toxic oil syndrome there was a mass poisoning in Spain. Researchers identified that the poisoning was due to industrial rapeseed oil ending up in the market for humans.[1] The syndrome lasted forty days and affected more than 20,000 people, leaving more than 1,100 dead.[citation needed] She was part of the Advisory Commission for Scientific and Technical Research (Comisión Asesora de Investigación Científica y Técnica).[1]