Pressure cooking — is a method of cooking in a sealed vessel that does not permit air or liquids to escape below a preset pressure. Because the boiling point of water increases as the pressure increases, the pressure built up inside the cooker allows the liquid in… … Wikipedia
Seal (mechanical) — Compression seal example A mechanical seal is a device which helps join systems or mechanisms together by preventing leakage (e.g., in a plumbing system), containing pressure, or excluding contamination. The effectiveness of a seal is dependent… … Wikipedia
Seal hunting — Sealing redirects here; for other uses, see sealing (disambiguation). Seal hunting, or sealing, is the personal or commercial hunting of seals for their pelts, blubber, and meat; as well as to ensure the population does not reach levels that… … Wikipedia
Seal (East Asia) — For a more general view of the topic, see Seal (emblem). Seal A Baiwen name seal, read up down right left: 葉昊旻印 (pinyin: Ye Hao Min Yin, lit. Seal of Ye Haomin ) Chinese name T … Wikipedia
Pressure measurement — The construction of a bourdon tube gauge, construction elements are made of brass Many techniques have been developed for the measurement of pressure and vacuum. Instruments used to measure pressure are called pressure gauges or vacuum gauges. A… … Wikipedia
Seal (device) — A seal can mean a wax seal bearing an impressed figure, or an embossed figure in paper, with the purpose of authenticating a document, but the term can also mean any device for making such impressions or embossments, essentially being a mould… … Wikipedia
Seal (emblem) — Present day impression of a Late Bronze Age seal … Wikipedia
SEAL, SEALS — In the Ancient Period The seal was employed from the beginning of the historical era as a method of identifying property, as protection against theft, to mark the clay stoppers of oil and wine jars or the strip with which packaged goods were… … Encyclopedia of Judaism
Seal (contract law) — In the history of law, a wax seal affixed to a contract or other legal instrument has had special legal significance at various times in the jurisdictions that recognize it. An instrument with such a seal affixed for this purpose is said to be… … Wikipedia
Compression seal fitting — A Compression seal fitting, also known as a sealing gland, is intended to seal some type of element (probe, wire, conductor, pipe, tube, fiber optic cable) when the element must pass through a pressure or environmental boundary. A compression… … Wikipedia
End face mechanical seal — An end face mechanical seal, also referred to as a mechanical face seal but usually simply as a mechanical seal, is a type of seal utilised in rotating equipment, such as pumps and compressors. When a pump operates, the liquid could leak out of… … Wikipedia