Topping a tree can be one of the most dangerous jobs an arborist can do. Ken Palmer and Rip Tompkins walk you through the forces at play, and tips on mitigating those forces, when topping. The accompanying quiz covers the episodes Rigging Force Experiments parts 1 and 2, Dynamometer Drop Tests parts 1 and 2, Work Positioning When Topping, and Forces in Top Removal (A,T,Bp)