Pockets 1 : Deep indentations of unburned fuel along the fire's perimeter. Normally, fireline will be constructed across pockets and they are then burned out
US Forest Service, Glossary of Fire Behavior & Fire Weather Terms, Washington, D.C., USA 2010. http://www.erh.noaa.gov/phi/fire_glossary.htm, (For Fr - Amer) {505}