high-vacuum jar

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• Bell jar — Infobox Laboratory equipment name = Bell Jar |thumb|200px caption = Bell Jar Apparatus during low pressure test uses = Enclosing objects or containing gases or a vacuum A bell jar is a piece of laboratory glassware similar in shape to a bell. A… …   Wikipedia

• Mason jar — filled with jam A Mason jar is a glass jar used in canning to preserve food. They were invented and patented by John Landis Mason, a Philadelphia tinsmith[1] in 1858.[2] T …   Wikipedia

• Leyden jar — The Leyden jar is a simple device that stores static electricity in large amounts. It was invented in 1745 by Pieter van Musschenbroek (1692–1761), in Leiden, The Netherlands. It was the original form of the capacitor. The Leyden jar was used to… …   Wikipedia

• acoustics — /euh kooh stiks/, n. 1. (used with a sing. v.) Physics. the branch of physics that deals with sound and sound waves. 2. (used with a pl. v.) the qualities or characteristics of a room, auditorium, stadium, etc., that determine the audibility or… …   Universalium

• Timeline of electromagnetism — The timeline of electromagnetism, that is the timeline of the human understanding of electromagnetic forces, dates back over two thousand years ago. It lists, within the history of electromagnetism, the associated theories, technology, and events …   Wikipedia

• Heston Blumenthal — Infobox Chef name = Heston Blumenthal caption = birthdate = birth date and age|1966|5|27 birthplace = High Wycombe, Buckinghamshire, United Kingdom deathdate = deathplace = style = Molecular Gastronomy education = Self taught Ratings = Michelin… …   Wikipedia

• Corrugated box design — High graphics overlap box: die cut for plastic handle and locking tabs Corrugated box design is the process of matching design factors for corrugated fiberboard boxes with the functional physical, processing and end use requirements. Packaging… …   Wikipedia

• Capacitor — This article is about the electronic component. For the physical phenomenon, see capacitance. For an overview of various kinds of capacitors, see types of capacitor. Capacitor Modern capacitors, by a cm ruler Type Passive …   Wikipedia

• electromagnetism — /i lek troh mag ni tiz euhm/, n. 1. the phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2. Also, electromagnetics. the science that deals with these phenomena.… …   Universalium

• Invention of radio — Great Radio Controversy redirects here. For the album by the band Tesla, see The Great Radio Controversy. Contents 1 Physics of wireless signalling 2 Theory of electromagnetism …   Wikipedia

• History of electromagnetism — The history of electromagnetism, that is the human understanding and recorded use of electromagnetic forces, dates back over two thousand years ago, see Timeline of electromagnetism. The ancients must have been acquainted with the effects of… …   Wikipedia