Carrageenan only the lambda form (and the sodium salts of the other two) are soluble. When used in food products, carrageenan has the EU additive E numbers E407 or E407a when present as "processed eucheuma seaweed". Technically carrageenan is considered a dietary fibre. In parts of Scotland and Ireland, where it is known by a variety of local and native names, "Chondrus crispus" is boiled in milk and strained, before sugar and other flavourings such as vanilla, cinnamon, brandy, or whisky are added. The end-product is a kind of jelly similar to panna cotta, tapioca, or blancmange. Although carrageenans were introduced
Shades of purple art and history the section "In prehistory and the ancient world: Tyrian purple" " "Tyrian purple" is the contemporary English name of the color that in Latin is denominated ""purpura"". Other contemporary English names for "purpura" are "imperial purple" and "royal purple". The English name "purple" itself originally denominated the specific color "purpura". "Purpura" is the color of a dye extracted from a mollusk found on the shores of the city of Tyre in ancient Phoenicia (contemporarily in Lebanon), which color in classical antiquity was a symbol of royalty and political authority because only the very wealthy could afford it,