What Wood does the FAA utilize as the standard by which all other woods are measured?

What Wood does the FAA utilize as the standard by which all other woods are measured? Spruce is the standard by which the other wood is measured. What Wood does the FAA utilize? Woods Used in Aircraft Construction There are four woods, which are regularly used for aircraft construction. These are Sitka spruce, birch, ash … Continue reading What Wood does the FAA utilize as the standard by which all other woods are measured?