Book excerpt: Buster has now progressed from a D-0 to a D-2 Bulldozer, which makes him big enough to work alongside his family and friends. However, danger arises in the form of a bushfire and George, Busters father is concerned for his safety. Buster is instructed to stay at home. Buster finds himself innocent with his own dilemma. Buster is travelling past a farmers homestead which is also threatened by fire. He uses his initiative and he saves the day.