If you would like to put pineapple in your jello, I have good news for you. You can actually combine the two and get a yummy dessert ... but you have to use canned pineapple to prepare it. Jello contains gelatin (a protein, which is a processed version of collagen.
It's a cobalt oxide-aluminum oxide. Very costly and extraordinary stable pigment of pure blue colour discovered by Thenard thÃ©nard in. 1802
Chemical compounds of the element cobalt have been used for thousands of years as coloring agents in paint, ink, ceramics and glass. Cobalt glass, for example, owes its attractive deep blue color to a compound of cobalt and oxygen, cobalt oxide, CoO.