<prompt> Intra-aerial calcium gluconate infusion is used in the management of burns caused byNitric acidHydrofluoric acidFormic acidHydrochloric acid  <response>: Hydrofluoric acid causes Hypocalcemia. Calcium based therapies are main stay of treating Hydrofluoric acid burns. Topical application of calcium gluconate onto wounds and IV administration of calcium gluconate for systemic symptoms. Intra-aerial calcium gluconate infusion provides effective treatment of progressive tissue injury and intense pain. 