Additionally, a person with normal vision has a total visual field of 180 degrees for peripheral vision while someone who is legally blind only has the ability to see objects that are located within a 20 degrees visual field.
Most people love cheese, whether in chunks or strips, or melted on bread for a grilled sandwich. It is a part of the cuisine of nearly every culture, and variations on the theme are legion. Cheese is usually categorized into four types: soft, semi-soft, semi-hard and hard.
Consisting of fat and protein from milk, generally from cattle such as the cow, goat, sheep, buffalo, and yak, cheese is available in a variety of forms, flavors, and textures. According to the International Dairy Federation, there are as many as 500 different varieties of cheese produced around the world.