Types of cheese marketed under the same name are made from milk of different animal—feta cheeses, for example, are made from sheep's milk in Greece and from cow's milk elsewhere. Double cream cheeses are soft cheeses of cows' milk enriched with cream so that their fat in dry matter (FDM or FiDM) content is 60–75%; triple cream cheeses are enriched to at least 75%. There are three main categories of cheese in which the presence of mold is an important feature: soft-ripened cheeses, washed-rind cheeses and blue cheeses. Soft-ripened cheeses begin firm and rather chalky in texture, but are aged from the exterior
The Moon is made of green cheese of this trope, and the assumption of their own naivete, to hide their smuggling activities from government officials. A 1902 survey of childlore by psychologist G. Stanley Hall in the United States found that though most young children were unsure of the Moon's composition, that it was made of cheese was the single most common explanation: Before that time, and since, the idea of the Moon actually being made of cheese has appeared as a humorous conceit in much of children's popular culture with astronomical themes (cf. the Man in the Moon), and in adult references to it. The Moon