7 percent of US adults think chocolate milk comes from brown cows 7%美國成人以為，巧克力牛奶取自褐色乳牛
Seven percent of all American adults believe that chocolate milk comes from brown cows, according to a nationally representative online survey commissioned by the Innovation Center of U.S. Dairy. The survey also found 48 percent of those asked, admitted they weren’t totally sure where chocolate milk came from.
If you do the math, that works out to 16.4 million misinformed, milk-drinking people. The equivalent of the population of Pennsylvania does not know that chocolate milk is milk, cocoa and sugar.
One Department of Agriculture study found that nearly 1 in 5 adults did not know that hamburgers are made from beef. Many more lacked familiarity with basic farming facts, like how big U.S. farms typically are and what food animals eat.
When one team of researchers interviewed fourth-, fifth- and sixth-graders at an urban California school, they found that more than half of them didn’t know pickles were cucumbers. And 3 in 10 didn’t know that cheese is made from milk.