Polybutylene terephthalate (PBT) is a thermoplastic engineering polymer that is used as an insulator in the electrical and electronics industries.It is a thermoplastic (semi-)crystalline polymer, and a type of polyester.olybutylene terephthalate is used for housings in electrical engineering, but also in automotive construction as plug connectors and in households for example in showerheads or irons.
Answered by The WikiAnswersÂ® Community. Making the world better, one answer at a time. Golf is the oldest sport in Europe, so old that the first golf balls were made out of cloth, before our society had the technology to maufacture them out of wood, which then progressed to today's metal cord exterior dimple design.
Sheffield F.C. in Sheffield, England, is the world's oldest independent football club â that is, the oldest club not associated with an institution such as a school, hospital or university.It was founded in 1857.he oldest existing non-university semiprofessional football club is the Watertown Red & Black, which was founded in 1896. The Arizona Cardinals, formed in Chicago in 1899, are the oldest club currently in the National Football League, although they relocated to St. Louis in 1960 and then to Arizona in 1988.