thermal fatigue cycle
81Engineering — The Watt steam engine, a major driver in the Industrial Revolution, underscores the importance of engineering in modern history. This model is on display at the main building of the ETSIIM in Madrid, Spain. Engineering is the discipline, art,… …
82Permanent way — The permanent way means the physical elements of the railway line itself: generally the pairs of rails typically laid on sleepers embedded in ballast, intended to carry the ordinary trains of a railway. This page describes British practice and… …
83Hypnagogia — (Greek ὕπνος, húpnos sleep + the root found in ἄγω, ágō to lead away, conduct, convey , ἀγωγεύς, agōgeús conveyor , ἀγωγή, agōgḗ abduction, transport, leading away etc.), often misspelled hypnogogia , is a term coined by Alfred Maury for the… …
84Volatile organic compound — Volatile organic compounds (VOCs) are organic chemicals that have a high vapor pressure at ordinary, room temperature conditions. Their high vapor pressure results from a low boiling point, which causes large numbers of molecules to evaporate or… …
85Submarines in the United States Navy — There are two major types of submarines in the United States Navy: ballistic missile submarines and attack submarines. In the U.S. Navy, all combatant submarines are nuclear powered. Ballistic subs have a single, strategic mission: carrying… …
8624 Hours of Le Mans — This article is about the sports car race. For the motorcycle race, see 24 Hours of Le Mans (motorcycle race). For other uses, see 24 Hours of Le Mans (disambiguation). 24 Hours of Le Mans Venue Circuit de la Sarthe First race …
87Advanced Test Reactor — The Advanced Test Reactor (ATR) is a research reactor at the Idaho National Laboratory. This reactor is primarily designed and used to test materials to be used in other, larger scale and prototype reactors. It can operate at a maximum power of… …
88Physiology of dinosaurs — Note: In this article dinosaur means non avian dinosaur, since most experts regard birds as an advanced group of dinosaurs. The physiology of dinosaurs has historically been a controversial subject, particularly thermoregulation. Recently, many… …
89Marcellus Formation — Stratigraphic range: Middle Devonian …
90Giuseppe Fortunino Francesco Verdi — Giuseppe Verdi Pour les articles homonymes, voir Verdi (homonymie). Giuseppe Verdi …
