Polyvinyl AlcoholPolyvinyl ChloridePolyvinylsAlcohol DrinkingSurgical SpongesGelatin Sponge, AbsorbableEmbolization, TherapeuticPhenylmercury CompoundsEnbucrilateEthiodized OilAlcoholsFixativesForeign-Body ReactionChemoembolization, TherapeuticOphthalmic SolutionsParticle SizePreservatives, PharmaceuticalDrug Compounding