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 world's first skyscraper: a history of cities in 50 buildings, day 9. The Home Insurance Building was built with a steel frame in 1885 after the Great Chicago Fire destroyed parts of the mostly wooden city in 1871. The world's first skyscraper: a history of cities in 50 buildings, day 9. Chicagoâs Home Insurance Building may no longer be standing, but it utterly changed the way we design cities, in ways that were previously unthinkable. Cities is supported by.