Wood the growth of the young timber in open stands after the old trees have been removed is more rapid than in trees in a closed forest, and in the manufacture of articles where strength is an important consideration such "second-growth" hardwood material is preferred. This is particularly the case in the choice of hickory for handles and spokes. Here not only strength, but toughness and resilience are important. The results of a series of tests on hickory by the U.S. Forest Service show that: The effect of rate of growth on the qualities of chestnut wood is summarized by the
Throwing stick Hopi, as well as all southern California tribes, utilized the throwing stick to hunt rabbits and occasionally deer. Other titles for the throwing stick are: rabbit stick, throwing club, killer stick, baton, boomerang, and kylie. The throwing stick can also be used as a weapon in human combat, though the heavy non-return boomerang was the only one truly effective in this use. As a survival tool, the throwing stick is one of the most effective and easiest tools to obtain. Other than a weapon, it can also be used as a digging tool for making fire-pits and underground shelter. A