We talk with Ken Wunch from IFF Microbial Control. Their article " Biocide Guide: Protecting reservoirs and maximizing oilfield production" on page 35 in the November 2021 issue of World Oil Ken walks us through the process for choosing the right biocide. It's more complex than you think!Send questions and feedback to [email protected] WorldOil.com for more useful technical articles and up-to-the-minute news on the upstream sector of the oil & gas industry.Special thanks to Michael Gaines from NOV for the Intro and Outro. Be sure to listen to his podcast NOV Today.