1.   And the reason, Guillette and other researchers suggest, may be numerous chemicals commonly found in our environment.

2.   Belgian authorities have been dealing with the dioxin scare, in which the cancer-causing chemical was found in animal feed in recent months.

3.   But it has become harder to find new chemicals this way.

4.   But state investigators found the chemical, which has a musty odor, in dust and swab samples from the ducts.

5.   Diazinon is one of the most widely used pesticides, and the chemical is found in various garden products and ant and roach sprays.

6.   In addition to cigarette smoke, infertility-causing chemicals are found in several environmental pollutants, including fossil fuel emissions and certain types of industrial waste.

7.   Investigators declined to say what chemicals had been found, but they did say that neither patient should have received those substances.

8.   She said the controversial chemical is also found in teething toys.

9.   So lab experts have to analyze the mushrooms and find the chemical for the state to have a case.

10.   Some chemicals were found on the sheep ranch, although the government has declined to specify what kinds, but there is no sign of a sophisticated chemical laboratory.