www.thedriller.com/articles/86120-foaming-agent-for-fresh-water-drilling
Foaming Agent for Fresh Water Drilling
April 1, 2005

to enhance cuttings removal, lift large volumes of water from the hole, improve hole cleaning, reduce wellbore erosion and more.
NSF/ANSI Standard 60 certified, AQF-2 is available in 5-gallon cans or 55-gallon drums. Baroid IDP, Card No. 68