| Answer | Crossword Clue |
|---|---|
| purplest | PURPLE, of a colour which is a mixture between blue and red |
| purpler | PURPLE, of a colour which is a mixture between blue and red |
| purple | to make the colour purple / of a colour which is a mixture between blue and red |
| carrageenan | A substance extracted from red and purple seaweeds, consisting of a mixture of polysaccharides. It is used as a thickening or emulsifying agent in food products |
| hematoxylin | A colorless compound present in logwood that is easily converted into blue, red, or purple dyes and is used as a biological stain |
