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Clay pipe dating is the act of dating clay tobacco pipes found at archaeological sites to specific time periods.. Pipe bowl found in Kent, southeast England.The circular hole through the tube is slightly off-centre and measures 3.36mm in diameter, and would suggest a rough date of c.1610 AD.
A methamphetamine pipe is a glass pipe which consists of a tube connected to a spherical bulb with a small opening on top designed for smoking methamphetamine. A pipe that has been used will have carbon deposit on the exterior of the bulb and white or gray crystal residues on the inner surface. [ 1 ]
A narrow bowl permits low-temperature operation and more nutrient vapor reception. A bowl, when referred to in pipe smoking, is the part of a smoking pipe or bong that is used to hold tobacco, cannabis, or other substances. The exterior surface of the bowl of some pipes may be fashioned with some kind of design.
Pipes have been fashioned from an assortment of materials including briar, clay, ceramic, corncob, glass, meerschaum, metal, gourd, stone, wood, bog oak and various combinations thereof, most notably, the classic English calabash pipe. The size of a pipe, particularly the bowl, depends largely on what is intended to be smoked in it.
A chillum, or chilam, is a straight conical smoking pipe traditionally made of either clay or a soft stone (such as steatite or catlinite). It was used popularly in India in the eighteenth century and still often used to smoke marijuana. [1] [2] A small stone is often used as a stopper in the stem. The style of pipe spread to Africa, and has ...
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Savinelli churchwarden pipe (above) in comparison to a more "traditional" pipe (below) A churchwarden pipe is a tobacco pipe with a long stem. The history of the pipe style is traced to the late eighteenth or early nineteenth century. [1] Some churchwarden pipes can be as long as 16 inches (40 cm).
In shop drawings pipe sizes should be marked with the text and size should be shown with double line. Each pipes with different purposes will be displayed with different colors for ease of understanding. Drainage pipes should be shown with slope. For water supply, pump capacity and number of pumps will be attached as drawing file.