| http://www.w3.org/ns/prov#value | - It should be hard, durable, clean and be free from organic matter etc. and should not contain any appreciable amount of clay balls and harmful impurities such as alkalis, salts, coal, decayed vegetation etc.Read more >> Brick Arches - On 09/06/2010 - 58757 View(s) - 10 Comment(s)A brick arch is constructed to cover openings like doors and windows in a building.
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