In the aquatint process, acid etches metal plates to achieve tonal effects. Rosin particles are first applied to the plate, safeguarding specific areas from etching and enabling tonal gradations.
| LIST I | LIST II | ||
|---|---|---|---|
| A | Pointillism | I | One layer painting technique |
| B | S’graffito | II | Small dabs of pure colours |
| C | Alla Prima | III | Painting wet paint on wet paint |
| D | Wet on Wet | IV | Sketching into wet paint layer |
| LIST I | LIST II | ||
|---|---|---|---|
| A | Paper | I | Gesso |
| B | Canvas | II | Lime plaster |
| C | Fresco Wall | III | Wax-based hard ground |
| D | Intaglio Plate | IV | Plant fibers |