PBT may refer to:

Science and technology

Persistent, bioaccumulative and toxic substances Persistent, bioaccumulative and toxic substances (PBTs) are a class of compounds that have high resistance to degradation from abiotic and biotic factors, high mobility in the environment and high toxicity. Because of these factors PBTs have been ...

, a class of compounds that have high resistance to degradation *

Polybutylene terephthalate 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. PBT resists solvents, s ...

, plastic used as an electrical insulator *

Provider Backbone Transport Provider Backbone Bridge Traffic Engineering (PBB-TE) is an approved telecommunications networking standard, IEEE 802.1Qay-2009. PBB-TE adapts Ethernet technology to carrier class transport networks. It is based on the layered VLAN tags and MAC-in ...

, IEEE 802.1 networking technology *

Preliminary breath test A breathalyzer or breathalyser (a portmanteau of ''breath'' and ''analyzer/analyser'') is a device for estimating blood alcohol content (BAC), or to detect viruses or diseases from a breath sample. The name is a genericized trademark of the Br ...

, with a hand-held breathalyzer * Property-based testing, a software testing framework; for example see

QuickCheck QuickCheck is a software library, specifically a combinator library, originally written in the programming language Haskell, designed to assist in software testing by generating test cases for test suites – an approach known as property testi ...

Other uses

Permian Basin Royalty Trust The Permian Basin Royalty Trust () is a United States oil and natural gas royalty trust based in Dallas, Texas. With a market capitalization of US $790,000,000, and an average daily trading volume of about 186,000 shares at the end of 2007, it was ...

(NYSE symbol) *

Profit before tax In accounting and finance, earnings before interest and taxes (EBIT) is a measure of a firm's profit that includes all incomes and expenses (operating and non-operating) except interest expenses and income tax expenses. Operating income and op ...

, a variation of EBIT *

Progressing Ballet Technique Progressing Ballet Technique (PBT) is a program developed by Marie Walton-Mahon to help students advance in all dance forms by training muscle memory. PBT focuses on core stability In kinesiology, core stability refers to a person's ability to ...

, a form of cross training used for ballet that is uses ballet specific exercises similar to Pilates *

Pittsburgh Ballet Theatre The Pittsburgh Ballet Theatre (PBT) is an American professional ballet company based in the Strip District of Pittsburgh, Pennsylvania (USA). History 1969 - Founding The Pittsburgh Ballet Theatre was founded in 1969 by a Yugoslavian choreog ...

, a ballet company in Pennsylvania, USA {{disambiguation