See POLYBENZIMIDAZOLE FIBER.

A manufactured fibre in which the fibre-forming substance is a long-chain aromatic polymer having reoccuring imidazole groups as an integral part of the polymer chain. PBI is an abbreviation for polybenzimidazole. (See also Classification Table p.401.)

Polybenzimidazole, a synthetic polymer designed for high temperature applications. Used as an adhesive, composite, and a coating with metals and as a fabric for structural fire fighting gear.

Producto Bruto Interno

In a profiling operation, a file that provides condensed information to the Visual C++ profiler (PROFILE). The PREP program generates a profiler batch input file the first time the profiler is run on a program. The default filename extension for profiler batch input files is .PBI. See also profiler batch output file, profiler batch text file.

Profiler Binary Input

Planetary Biodiversity Inventory

Pass By Indefinitely. This action allows the committee to reconsider legislation at a later meeting. If the committee takes no further action, the bill is 'dead." Report - The majority of the committee approves the bill and it is reported to the floor. The bill may be reported three ways: without amendment(s), with amendment(s), or with an amendment in the nature of a substitute. A bill may also be reported and referred to another committee.

Public Benevolent Institution

partial-body irradiation

Permanent Benefit Increase