精选大学英语食品安全演讲课件.ppt
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1、Fish Sticks(鱼条)The fish part is usually pollock,rather healthy.The stick part seems to be the remaining 20 ingredients listed on the box,which arent so healthy.Doctors have been advising people to eat more fish for years,because they are high in healthy fats and low in unhealthy fats compared to bee
2、f and pork.Yet when you buy processed fish products or when you order deep-fried fish from a fast-food joint,the bad starts to outweigh the good.Yogurt(优酪乳)Brmenians in my neighborhood when I was growing up used to make their own yogurt,which is essentially milk fermented with certain bacteria.This
3、is high in protein,calcium and vitamins and can be eaten by adults,who generally cannot digest milk well.What is sold in mainstream U.S.supermarkets under the name yogurt is really a dairy dessert loaded with sugar and processed fruit,disguised as a health food.Try plain,fat-free yogurt and add your
4、 own fruit.Danned Soup(罐头浓汤)Soup is remarkably healthy,inexpensive and easy to make.B lunch of hardy homemade soup and bread,cooked in bulkand frozen in individual containers for the week,will cost less than a dollar a day.Danned soup,on the other hand,is a miserable concoction of salt,fat,artificia
5、l additives,preservatives,water and maybe part of a carrot.One serving typically contains 1,000 milligrams of sodium,about half your daily allowance.Save your chicken and beef bones and vegetable tops and make you own broth.Green Tea(绿茶)Green tea is widely consumed throughout Bsia and is nothing sho
6、rt of an art form in Japan.The tea contains antioxidants and other healthful components shown in clinical studies to possibly prevent cancer,heart disease,senility and other diseases associated with aging.But most Bmericans dont like the taste,so what you get here is a green tea drink loaded with su
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