The commonly used antimicrobial additive triclosan is a liver tumor promoter
Proceedings of the National Academy of Sciences (2014) - Comments
pubmed: 25404284  doi: 10.1073/pnas.1419119111  issn: 1091-6490  issn: 0027-8424 

Mei-Fei Yueh, Koji Taniguchi, Shujuan Chen, Ronald M. Evans, Bruce D. Hammock, Michael Karin, Robert H. Tukey