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2. Oxide jacking - Wikipedia

   en.wikipedia.org/wiki/Oxide_jacking

   Oxide jacking has caused concrete spalling on walls of the Herbst Pavilion at Fort Mason Center in San Francisco. The expansive force of rusting, which may be called oxide jacking or rust burst, is a phenomenon that can cause damage to structures made of stone, masonry, concrete or ceramics, and reinforced with metal components.

3. Dye penetrant inspection - Wikipedia

   en.wikipedia.org/wiki/Dye_penetrant_inspection

   The test surface is cleaned to remove any dirt, paint, oil, grease or any loose scale that could either keep penetrant out of a defect or cause irrelevant or false indications. Cleaning methods may include solvents, alkaline cleaning steps, vapour degreasing, or media blasting. The end goal of this step is a clean surface where any defects ...

4. Conservation and restoration of iron and steel objects

   en.wikipedia.org/wiki/Conservation_and...

   It has withstood corrosion for the last 1600 years. Iron, steel, and ferrous metals constitute a large portion of collections in museums. The conservation and restoration of iron and steel objects is an activity dedicated to the preservation and protection of objects of historical and personal value made from iron or steel. When applied to ...

5. Filler metal - Wikipedia

   en.wikipedia.org/wiki/Filler_metal

   Many gas welding processes, such as lead burning, are typically autogenous and a separate wire filler rod of the same metal is only added if there is a gap to fill. Some metals, such as lead or Birmabright aluminium alloy, use offcut strips of the same metal as filler. Steels are usually welded with a filler alloy made specially for the purpose.

6. Countersink - Wikipedia

   en.wikipedia.org/wiki/Countersink

   One component is a rod that is inserted into the existing hole in the workpieces; the other component is the cutter, which is attached to the rod, or extends out of it, after it is in position. [3] This is comparable to other types of "back-" machining, such as back-spotfacing, back-boring, back-counterboring, back-milling, and back-deburring.

7. Monster sinkhole opens along major NJ highway, leading to ...

   www.aol.com/monster-sinkhole-opens-along-major...

   The sinkhole — which appeared large enough to swallow several cars hole — opened on the side of Interstate 80 in Wharton sometime around 7:45 a.m. Monster sinkhole opens along major NJ highway ...

8. List of Wheeler Dealers episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_Wheeler_Dealers...

   Work Completed: Bodywork repaired: original paint stripped using soda blasting method to address all of the corroded areas and remove body filler from previous repairs; old fibreglass floor repair panels removed, rusted offside floor panel cutout and replaced with new metal; rusted front offside floor corner and corner bracket were cut out and ...

9. Massive sinkhole in Fraser, Michigan, prompts evacuations ...

   www.aol.com/article/news/2016/12/27/massive...

   A huge sinkhole is threatening homes and forcing officials to pump sewage into a river as they race to prevent the sludge from filling residents' basements. Massive sinkhole in Fraser, Michigan ...