Apartment Design Plan
Apartment Design Plan
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What is Tar | Different uses of Tar Tar is a black or dark brown viscous fluid of hydrocarbons and free carbon, extracted from a wide variety of organic matter through a destructive distillation process. Tar can be extracted from coal, petroleum, wood, or peat. Mineral products resembling tar can be produced from fossil hydrocarbons, […]
Contour Interval | Types of Contour Lines Contour Interval A contour interval is a vertical distance or difference in elevation between contour lines. Index contours are bold or thicker lines that appear at every fifth contour line. If the numbers associated with specific contour lines are increasing, the elevation of the terrain is also increasing. A contour interval in the surveying is the […]