The purpose of the Mayo Clinic Diet is to help you lose excess weight and to find a way of eating that you can enjoy for a lifetime. The Mayo Clinic Diet aims to teach you how to choose healthy foods and portions and to develop healthy lifestyle habits so that you can maintain a healthy weight for life.ypical menu for the Mayo Clinic Diet The Mayo Clinic Diet provides several calorie levels. Here's a look at a 1,200 calorie-a-day menu that follows the Mayo Clinic Diet plan: 1  Breakfast. 2  A fruit yogurt parfait (1 cup fat-free yogurt mixed with 1 serving fruit). 3  Lunch.
The first man-made ink appeared in Egypt about 4,500 years ago and was made from animal or vegetable charcoal (lampblack) mixed with glue. Today's inks are divided into two classes: printing inks and writing inks.
Iron-gall ink was very useful because it ate into the parchment and did not rub off documents. To make iron-gall ink, galls from oak trees were crushed then mixed with water and vitriol (iron sulfate). Gum arabic from acacia trees was added as the suspension agent. The result was iron-gall ink.Leonardo da Vinci wrote his notes using iron-gall ink.Bach wrote his compositions with it.ron-gall ink was the most important ink in Western history. Leonardo da Vinci wrote his notes using iron-gall ink. Bach wrote his compositions with it. Rembrandt and Van Gogh drew with it.