Kaltura Share to Google Classroom Download Transcript Boyd Saunders demonstrates the process of etching. Etching is the process of using a strong acid to create designs in metal. Grades: 6 7 8 9 10 11 12 Subjects: Visual & Performing ArtsDrawing, Painting & IllustratingEnglish Language ArtsReading - Information Text Series: ArtopiaPaintingMeet a PainterBoyd Saunders