gypsum wallboard system
1Staggered truss system — The Staggered truss system is a type of structural steel framing used in high rise buildings. The system consists of a series of story high trusses spanning the total width between two rows of exterior columns and arranged in a staggered pattern… …
2Construction of the World Trade Center — For the post 9/11 rebuilding and ongoing construction at the World Trade Center site, see World Trade Center site. The completed World Trade Center in March 2001 The construction of the World Trade Center was conceived as an urban renewal project …
3Mount Holly, North Carolina —   City   Location of Mount Holly, North Carolina …
4World Trade Center controlled demolition conspiracy theories — Aerial view of the debris field of the North Tower, 6 WTC, and 7 WTC (upper right) The World Trade Center controlled demolition conspiracy theory is a conspiracy theory which contends that the collapse of the World Trade Center was not caused by… …
5Passive fire protection — (PFP) is an integral component of the three components of structural fire protection and fire safety in a building. PFP attempts to contain fires or slow the spread, through use of fire resistant walls, floors, and doors (amongst other examples) …
6Domtar — Corporation Type Public Industry Paper Paper Products Headquarters Montreal, Quebec, Canada …
7Nail (fastener) — A pile of nails. In woodworking and construction, a nail is a pin shaped, sharp object of hard metal or alloy used as a fastener. Formerly wrought iron, today s nails are typically made of steel, often dipped or coated to prevent corrosion in… …
8Roxboro, North Carolina —   City   Motto: Progress Is Our Business! Location of Roxboro, North Caroli …
9recycling — or materials salvage Recovery and reuse of materials from consumed products. The main motives for recycling have been the increasing scarcity and cost of natural resources (including oil, gas, coal, mineral ores, and trees) and the pollution of… …
10building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
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