| Answer | Crossword Clue |
|---|---|
| TEFLON | Coating accidentally invented in 1938 |
| NYLON | Synthetic invented in 1938 |
| Answer | Crossword Clue |
|---|---|
| TEFLON | Coating accidentally invented in 1938 |
| NYLON | Synthetic invented in 1938 |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.