What is another word for photo-engravings?
Pronunciation: [fˈə͡ʊtə͡ʊɛnɡɹˈe͡ɪvɪŋz] (IPA) 
Photo-engravings refer to a printing process that involves transferring a photographic image onto a metal plate for use in printing. Synonyms for photo-engravings include photogravure, photoetching, photo-kerosene, heliogravure, and photomechanical printing. Photogravure involves transferring a photographic image onto a copper plate which is then etched with acid to create recessed areas that hold ink. Photoetching is a similar process but uses a different etching process to create the image. Photo-kerosene involves transferring the image using a light-sensitive material onto a zinc or copper plate that is then etched to create the final image. Heliogravure is a photoengraving process that uses a continuous tone photographic negative to create the image. Photomechanical printing uses a photographic negative to create a printing plate, which can be used for different types of printing.
