11.   But certain synthetic chemicals, including organochlorines, mimic estrogens.

12.   But some scientists remain quite skeptical that synthetic chemicals acting as estrogens could actually produce any health problems in humans.

13.   But some leading experts on male infertility take issue with the entire argument linking the synthetic chemicals with falling sperm counts.

14.   Did food additives and synthetic chemicals have a place in organic processed food?

15.   It is based on a synthetic chemical called a perfluorocarbon.

16.   Olestra, a synthetic chemical of sugar, soybean and cottonseed oil, travels through the body, without leaving any calories behind.

17.   Olestra, a synthetic chemical of sugar and vegetable oil, travels through the body without leaving any calories behind.

18.   Olestra, a synthetic chemical of sugar and vegetable oil, travels through the body, without leaving any calories behind.

19.   Organic vintners grow their grapes without chemical fertilizers, weed killers or insecticides, or any other synthetic chemicals added during the winemaking process.

20.   Other laboratory studies have shown that the synthetic chemicals can disrupt the reproductive development of mammal fetuses.