Learn how this mastication equipment operates. The masticator is used for brush clearing and mulching heavy, dense trees to create a defensible line for firefighters in the case of another catastrophic wildfire such as the Dude Fire. #TontoNF The Dude Fire Restoration Project is in collaboration with #TontoNF, the Arizona Department of Forestry and Fire Management, Arizona Game and Fish Department, the Salt River Project to improve the health and vigor of ponderosa pine trees planted in the 1990