Pamomegranite jelly the stuff you eat with turkey
or
Grapefruit
Books that are surrounded by oxygen will turn yellow, so basically, all books since oxygen is constantly surrounding us. Oxygen-rich conditions are very bad for paper, which gives them the yellow tiny. This is actually called lignin oxidation! Lignin oxidation gives it a yellow or brown colour as you said. Yellow comes first, then brown after.
I hope this helped a bit! :)
A moral dilemma is a conflict in which you have to choose between two or more actions and have moral reasons for choosing each action.
