The first case of pulmonary talcosis or talc pneumoconiosis related to inhalation of talc during its extraction and processing in mines was described by Thorel in 1896. Pulmonary talcosis is most commonly seen secondary to occupational exposure or intravenous (IV) drug abuse and. occasionally. in excessive use of cosmetic talc. https://www.allfixelectricales.shop/product-category/air-conditioner-pump/