Polyurethane fabrics can be manufactured in different thicknesses, depending on their intended use. For example, fabric used in diapers may be thinner than fabrics used for camping gear. Polyurethane fabrics are manufactured to feature a variety of characteristics. In situations where fuel contact is likely, the fabric can be made fire-retardant.
Oldest Wooden Building in the World. World's Oldest Wooden Building, is a five-story pagoda, part of HÅryÅ«-ji (Meaning: Temple of the Flourishing Law) Buddhist temple complex in Ikaruga, Nara Prefecture, Japan. The temple complex was completed in 607 AD.
The following are amongst the oldest buildings in the world. Many of them are brick structures. There are numerous extant structures that survive in the Orkney islands of Scotland, some of the best known of which are part of the Heart of Neolithic Orkney World Heritage Site.he following are amongst the oldest buildings in the world. Many of them are brick structures. There are numerous extant structures that survive in the Orkney islands of Scotland, some of the best known of which are part of the Heart of Neolithic Orkney World Heritage Site.