Musical instruments of different types playing the same note may often be identified by the timbre of their sounds. Timbre is tone color, or tone quality which distinguishes different types of sound production.
<span>The answer is post and lintel. This is used on on windows, weight bearing supports trusses, over doors. This kind of construction is used to carry large heavy weight bearing loads of downward force. This is common in home basements where there are long beams and supporting posts beneath.</span>
