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2. Spray foam - Wikipedia

   en.wikipedia.org/wiki/Spray_foam

   Spray foam insulation or spray polyurethane foam (SPF) is an alternative to traditional building insulation such as fiberglass. A two-component mixture composed of isocyanate and polyol resin comes together at the tip of a gun, and forms an expanding foam that is sprayed onto roof tiles, concrete slabs, into wall cavities, or through holes ...

3. List of insulation materials - Wikipedia

   en.wikipedia.org/wiki/List_of_insulation_materials

   This is a list of insulation materials used around the world. ... Polyisocyanurate spray foam 2.54: 1 0.76–1.46: 4.3–8.3: 30–57 Closed-cell polyurethane spray foam

4. Building insulation material - Wikipedia

   en.wikipedia.org/wiki/Building_insulation_material

   Sealection 500 spray foam R-3.8 (RSI-0.67) per inch. [14] a water-blown low density spray polyurethane foam that uses water in a chemical reaction to create carbon dioxide and steam which expands the foam. Flame spread is 21 and smoke developed is 217 which makes it a Class I material (best fire rating). Disadvantages: Is an Isocyanate.

5. 'Spray foam insulation ruined our house sale' - AOL

   www.aol.com/news/spray-foam-insulation-ruined...

   Spray foam insulation has been used to stop heat escaping from roofs, lofts and attics for decades and comes in two forms. Closed cell spray foam is rigid once set. It is a better thermal ...

6. Building insulation - Wikipedia

   en.wikipedia.org/wiki/Building_insulation

   Mineral wool insulation A semi-detached house with one half of the facade in the original state and the other half after insulation with polystyrene Old brick houses in Sosnowiec, Poland, insulated with polystyrene A single-family house in Bielsko-Biała, Poland, during the implementation of thermal insulation A historic building in Kuźnia Raciborska, Poland, during the implementation of ...

7. Nitromethane - Wikipedia

   en.wikipedia.org/wiki/Nitromethane

   Nitromethane was not known to be a high explosive until a railroad tank car loaded with it exploded on June 1, 1958. [29] After much testing [ citation needed ] , it was realized that nitromethane was a more energetic high explosive than TNT [ citation needed ] , although TNT has a higher velocity of detonation (VoD) and brisance [ citation ...