Hand Washing (IMAGE) University of California - San Diego Caption Triclosan is an antimicrobial additive found in many liquid hand soaps and other household products. Credit Image source: Arlington County Usage Restrictions Use image credit. License Licensed content 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.