10 interesting things about chicken eggs

The average hens lay up to 270 eggs per year, while each egg needs about 24 hours to form in the chicken.

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1. Calcium carbonate is a material made up of egg shells, which is also the main component of the substance that reduces stomach acidity. Egg shells account for 9% to 12% of the total egg weight, containing small holes that allow oxygen, carbon dioxide and moisture to escape.

2. Egg whites are made of albumen protein (containing about 57% of egg protein). Nutrients in the whites include: niacin (vitamin B3), riboflavin (vitamin B2), chlorine, magnesium, potassium, sodium, sulfur.

Calcium carbonate is the material that makes up the egg shell, which is also the main component of the substance that reduces the acidity in the stomach.(Photo: globe-views.com)

3. The diet of hens (mainly cereal grains containing yellow and orange vegetable pigments) determines the color of the egg yolk.

4. Egg color varies depending on age and many other factors. If the egg whites are pink or iridescent, the egg is broken and should not be consumed.

5. According to the Egg Safety Center, blood sometimes appears in eggs due to small blood vessels breaking in the yolk. This does not mean that the egg is not safe.

6. The average hens lay between 250 and 270 eggs per year.

7. The egg reaches a temperature of about 40.5 ° C when laying.

8. In America, white eggs are preferred. However, people in New England prefer brown eggs.

9. The egg takes about 24 to 26 hours to form in a hen.

10. China is the world's largest supplier of chicken eggs. The country produces about 390 billion eggs a year (about half of the world's supply).