: 445  Gauge pressure (also spelled gage pressure) is the pressure relative to the ambient pressure. Various units are used to express pressure. Some of these...

Blood pressure (BP) is the pressure of circulating blood against the walls of blood vessels. Most of this pressure results from the heart pumping blood...

Vapor pressure or equilibrium vapor pressure is the pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases (solid or liquid)...

vapor pressure of the solution can be determined by combining Raoult's law with Dalton's law of partial pressures to give p = p A ⋆ x A + p B ⋆ x B + ⋯...

a mixture of gases, each constituent gas has a partial pressure which is the notional pressure of that constituent gas as if it alone occupied the entire...

Turgor pressure is the force within the cell that pushes the plasma membrane against the cell wall. It is also called hydrostatic pressure, and is defined...

Pressure ulcers, also known as pressure sores, bed sores or pressure injuries, are localised damage to the skin and/or underlying tissue that usually occur...

Sound pressure or acoustic pressure is the local pressure deviation from the ambient (average or equilibrium) atmospheric pressure, caused by a sound wave...

Pressure measurement is the measurement of an applied force by a fluid (liquid or gas) on a surface. Pressure is typically measured in units of force...

Pressure washing or power washing is the use of high-pressure water spray to remove loose paint, mold, grime, dust, mud, and dirt from surfaces and objects...

Pressure cooking is the process of cooking food with the use of high pressure steam and water or a water-based liquid, inside a sealed vessel called a...

A pressure–volume diagram (or PV diagram, or volume–pressure loop) is used to describe corresponding changes in volume and pressure in a system. They...

Transpulmonary pressure is the difference between the alveolar pressure and the intrapleural pressure in the pleural cavity. During human ventilation,...

Radiation pressure (also known as light pressure) is mechanical pressure exerted upon a surface due to the exchange of momentum between the object and...

high blood pressure, is a long-term medical condition in which the blood pressure in the arteries is persistently elevated. High blood pressure usually does...

physics, magnetic pressure is an energy density associated with a magnetic field. In SI units, the energy density P B {\displaystyle P_{B}} of a magnetic...

A pressure regulator is a valve that controls the pressure of a fluid to a desired value, using negative feedback from the controlled pressure. Regulators...

Peer pressure is a direct or indirect influence on peers, i.e., members of social groups with similar interests, experiences, or social statuses. Members...

In fluid statics, capillary pressure ( p c {\displaystyle {p_{c}}} ) is the pressure between two immiscible fluids in a thin tube (see capillary action)...

high pressure. High pressure usually means pressures of thousands (kilobars) or millions (megabars) of times atmospheric pressure (about 1 bar or 100...

Pressure points derive from the supposed meridian points in Traditional Chinese Medicine, Indian Ayurveda and Siddha medicine, and martial arts. They refer...

Given an atmospheric pressure measurement, the pressure altitude is the imputed altitude that the International Standard Atmosphere (ISA) model predicts...

A pressure exchanger transfers pressure energy from a high pressure fluid stream to a low pressure fluid stream. Many industrial processes operate at elevated...

(or specific gravity) melting point and boiling point molality, m or b pressure, p refractive index specific conductance (or electrical conductivity)...

meteorology, a low-pressure area, low area or low is a region where the atmospheric pressure is lower than that of surrounding locations. Low-pressure areas are...

Pulse pressure is the difference between systolic and diastolic blood pressure. It is measured in millimeters of mercury (mmHg). It represents the force...

"Under Pressure" is a song by the British rock band Queen and singer David Bowie. Originally released as a single in October 1981, it was later included...

A pressure vessel is a container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. Construction methods...

Evolutionary pressure, selective pressure or selection pressure is exerted by factors that reduce or increase reproductive success in a portion of a population...

Intraocular pressure (IOP) is the fluid pressure inside the eye. Tonometry is the method eye care professionals use to determine this. IOP is an important...