Lumber used for structural framing of buildings in North America is generally derived

A) from hardwood species.
B) from softwood species.
C) from both softwoods and hardwoods, depending on the price of lumber.
D) from both softwoods and hardwoods, depending on the time of the year.


B) from softwood species.

Trades & Technology

You might also like to view...

The unit for the measure of energy in the U.S. system of units is

A) Watt-hour. B) calorie. C) Btu. D) Joule. E) all of the above.

Trades & Technology

Answer the following statement(s) true (T) or false (F)

The angled cut starting from the end going back into the face of the molding is called a back miter.

Trades & Technology

Gerbils relish sunflower seeds, eating them exclusively to their own detriment because they are low in calcium and high in fat. Therefore, because sunflower seeds are nutritionally incomplete, gerbils should be fed them only in limited amounts as a treat

A. True B. False

Trades & Technology

Describe the changes in plants that occur during the summer

What will be an ideal response?

Trades & Technology