... chestnut. It is said that this is one of few woods to give a warning groan under too heavy a burden before it cracks or breaks. Chestnut wood is very durable in contact with the soil, outlasting all others except possibly black walnut and cedar. It contains so much siliceous matter in its pores that it quickly dulls chisels and saws ... — Growing Nuts in the North • Carl Weschcke
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