Definition of Brain Drain. Brain drain can be described as the process in which a country loses its most educated and talented workers to other countries through migration. This trend is considered a problem, because the most highly skilled and competent individuals leave the country, and contribute their expertise to the economy of other countries.
Olives, like many other kinds of produce such as potatoes and sour cherries, just aren't something that you eat raw. Unprocessed, straight off the tree, they are bitter, very bitter, and the green ones even more so than ones which have fully ripened to black.
There are hundreds of different types of olive trees, and most olive oils are blends of several varieties. In addition to the varietal differences, the oil derived from olives also depends on the ripeness of the fruit. When olives ripenâin the fall and winterâthe olives change from green to dark purple.