What is the most commonly used measure for purchasing wood today?

The most commonly used measure for purchasing wood today is volume. In the lumber industry, wood is typically sold based on its volume, which is quantified in board feet or cubic meters. This method takes into account the three-dimensional space that the wood occupies, including its width, length, and thickness. Volume measurements are more relevant for assessing the total quantity of wood being purchased, which is critical for pricing and logistics.

Using weight as a purchasing measure is less common because the moisture content of the wood can significantly affect its weight. Two pieces of wood may have the same volume but differ widely in weight if one is green and the other is seasoned. Similarly, measuring wood by length or width alone does not provide a comprehensive understanding of the amount of wood being bought; it neglects the thickness of the wood, which is essential for overall volume calculations.

Thus, volume is the standard and most effective measure for transactions in the wood market, as it provides a clear and consistent basis for pricing and comparison across various types of wood products.