Dipstick for Pesticides (image) American Chemical Society Share Print E-Mail Caption An experimental test strip shows a visible color change indicating the presence of pesticides in a test sample. In the future, similar strips may help detect these hidden toxins in foods and beverages. Credit The American Chemical Society Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.