Introduction to AFFF (Aqueous Film-Forming Foam) Definition and Use of AFFF AFFF, or Aqueous Film-Forming Foam, is a type of foam used to put out fires. It is made to quickly cover the surface of a fire and stop it from getting oxygen. This helps to put out the flames faster. The Navy used AFFF … Continue reading Understanding the AFFF Lawsuit Navy: Key Information and Current Developments