| Answer | Crossword Clue |
|---|---|
| damascenes | to produce wavy lines on (Damascus steel) |
| grating | system of close equidistant and parallel lines or bars ruled on a polished surface to produce spectra by diffraction |
| projecting | Draw straight lines from a center of or parallel lines through every point of (a given figure) to produce a corresponding figure on a surface or a line by intersecting the surface |
| projected | Draw straight lines from a center of or parallel lines through every point of (a given figure) to produce a corresponding figure on a surface or a line by intersecting the surface |
