Content regulation

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lqai_cuali_g3_mercurioi.mp4 (LQAI_Cuali_G3_Mercurio(I))
Análisis cualitativo inorgánico. Marcha Analítica del carbonato sódico. Ensayos de identificación de mercurio en el Grupo III Hg(I) Dismutación a Hg(II) y Hg(0)

Why do you think of that this video is inadequate and would have to be eliminated of the public exhibition?