It helped raise public awareness of the dangerous use of chemicals to kill insects and the pollution of the environment.

VOA: special.2010.12.15

The researchers also documented the use of insecticide chemicals by the Chinese farmers from nineteen ninety-two to two thousand eight.

VOA: special.2010.05.25

The chemicals are joining twelve other substances that are already banned under a treaty known as the Stockholm Convention.

VOA: special.2009.06.23

Miss Carson and other scientists were very concerned about the harmful effects of DDT and other insect-killing chemicals called pesticides.

VOA: special.2010.03.14

Jane says she does not use any preservative chemicals in her products, so they only last about two or three weeks.

VOA: special.2010.02.17

The fast was to protest the poisoning of grape workers and their children by the dangerous chemicals growers used to kill insects.

VOA: special.2009.09.06

Sylvie asked. "No." he answered slowly, "I shoot them and stuff them with special chemicals to preserve them.

VOA: special.2010.04.03

Another American study found that adding spices to meat before cooking at high temperatures may reduce harmful chemicals.

VOA: special.2010.06.01

Mister Venter says his team made each watermark sequence with the contents of four different bottles of chemicals.

VOA: special.2010.07.20

And there are existing methods, like a machine that can quickly identify chemicals in pills to confirm if the pills are real.

VOA: special.2010.03.01

Investigators sometimes use chemicals and special lighting to uncover fingerprints that cannot be seen with the eye alone.

VOA: special.2010.05.05

The researchers found a major decrease in unwanted chemicals by preparing the meat with spice and herb marinades.

VOA: special.2009.05.19

For example,natural chemicals from black pepper and the Indian spice turmeric might help to prevent breast cancer.

VOA: special.2010.06.01

The tests showed that many of the substances contained high levels of antioxidant chemicals known as polyphenols.

VOA: special.2009.05.19