terapoise [TP] Unit Converter

Definition of terapoise [TP] unit

The terap​​oise (TP) is a unit of dynamic viscosity equal to 10^12 poise. Because one poise equals 0.1 pascal-second, one terap​​oise corresponds to 10^11 Pa·s, indicating extremely strong resistance to flow.

History of terapoise [TP] unit

The terap​​oise combines the SI decimal prefix tera-, meaning one trillion, with the poise, a centimetre–gram–second (CGS) unit named after French physicist Jean Léonard Marie Poiseuille. The poise emerged from nineteenth-century studies of fluid resistance in narrow tubes and became established in CGS measurements. Although the SI system later standardized the pascal-second, the poise remained common in rheology and engineering literature. The prefix tera- was introduced through modern SI scaling conventions, allowing exceptionally large viscosities to be expressed compactly, though such values are rarely encountered outside specialized materials research.

Applications of terapoise [TP] unit

Because a terap​​oise is extraordinarily large, it is mainly a conceptual or conversion value rather than a routine laboratory measurement. It may describe hypothetical or near-solid behavior in geological materials, highly concentrated polymers, pitch, or glass near its transition range. Engineers typically convert such values to pascal-seconds when modeling flow, processing, or comparing viscosity data.

Complete list of terapoise [TP] unit conversion