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Directional drilling (or slant drilling) is the practice of drilling non-vertical bores. It can be broken down into four main groups: oilfield directional drilling, utility installation directional drilling, directional boring (horizontal directional drilling - HDD), and surface in seam (SIS), which horizontally intersects a vertical bore ...
A danger of TN-C-S systems, especially for installations in rural locations where supplies are more likely to be provided with overhead cables exposed to the elements, or certain kinds of installations such as supplies to caravans or boats, is the risk of an open or broken PEN fault whereby the supply PEN conductor is severed or significantly ...
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A structure map, looking downward, generated by contour map software for an 8,500-ft-deep gas and oil reservoir in the Erath Field, Erath, Louisiana. The left-to-right gap near the top indicates a fault line between the blue and green contour lines and the purple, red, and yellow lines. The thin red circular line in the middle indicates the top ...
The LA wildfires across the state of California this week have taken the lives of 5 individuals and thousands displaced from their homes. These before and after pictures show the wildlife's ...
Peter David Lax (born Lax Péter Dávid; 1 May 1926) is a Hungarian-born American mathematician and Abel Prize laureate working in the areas of pure and applied mathematics. Lax has made important contributions to integrable systems , fluid dynamics and shock waves , solitonic physics, hyperbolic conservation laws, and mathematical and ...
"The front of my home appeared in the Sex and the City TV series as the exterior of character Carrie Bradshaw's apartment. My fault," Lorber's initial letter to the commission reads. "I felt sorry ...
At around 600 miles wide and up to 6,000 meters (nearly four miles) deep, the Drake is objectively a vast body of water. To us, that is. To the planet as a whole, less so.