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.
1 A bristlecone pine is the oldest tree in the world.  2 Adonis, A Bosnian Pine living high in the mountains of Greece, is Europe's oldest officially dated tree, at 1,075 years. 3  Called Old Tjikko, this 9,550-year-old trunk from a clonal Norway spruce is a record-breaker.