žíravina angolul

caustic [caustics]▼(substance which burns, corrodes or destroys organic tissue)
noun
[UK: ˈkɔː.stɪk] [US: ˈkɑː.stɪk]

corrosive [corrosives]▼(substance harming living tissue or damaging material)
noun
[UK: kə.ˈrəʊ.sɪv] [US: kəˈro.ʊ.sɪv]