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Tongue and groove joints allow two flat pieces to be joined strongly together to make a single flat surface. Before plywood became common, tongue and groove boards were also used for sheathing buildings and to construct concrete formwork. A strong joint, the tongue and groove joint is widely used for re-entrant angles
In 1933, Chief Engineer Howard Manning developed the tongue-and-groove, slip-joint pliers for which the company is known. In 1934, a patent for this design [5] was granted, and in 1949, a trademark for the name "Channellock" was granted, with a first-use date of May 1, 1932. [6]
tongue and groove tread The part of a stair that is stepped on. treen Made entirely of wood, usually referring to small objects like bowls or utensils. true Something which is accurately placed, shaped, or sized. To "true up" two pieces of wood is to make them align. twist A longitudinal twisting of wood due to uneven seasoning or grain. See ...
Matchboarding can be used both internally and externally, and can be layered in many different styles including: square edge, feather edge, ship lap and tongue and groove. [2] [3] Matchboard was most popular in the late Victorian period, when woodworking machinery had developed that could cut the edge joints quickly and cheaply.
The main distinction is the shape of the tongue. Most sibilants have a groove running down the centerline of the tongue that helps focus the airstream, but it is not known how widespread this is. In addition, the following tongue shapes are described, from sharpest and highest-pitched to dullest and lowest-pitched:
Here are 13 more of Toni Morrison’s most powerful quotes. "If you find a book you really want to read but it hasn’t been written yet, then you must write it." - 1981 speech before the Ohio ...
If, of all words of tongue and pen, The saddest are, "It might have been," More sad are these we daily see: "It is, but hadn't ought to be." References ...
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