| Answer | Crossword Clue |
|---|---|
| chitosan | a compound derived from chitin |
| chitosan | derivative of chitin, used in waste-water treatment |
| Answer | Crossword Clue |
|---|---|
| chitosan | a compound derived from chitin |
| chitosan | derivative of chitin, used in waste-water treatment |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.