uncontrolled process
1Uncontrolled decompression — refers to an unplanned drop in the pressure of a sealed system, such as an aircraft cabin and typically results from human error, material fatigue, engineering failure or impact causing a pressure vessel to vent into its lower pressure… …
2Statistical process control — (SPC) is an effective method of monitoring a process through the use of control charts. Control charts enable the use of objective criteria for distinguishing background variation from events of significance based on statistical techniques. Much… …
3Physically Unclonable Function — In practical cryptography, a PUF or Physical Unclonable Function is a function that is embodied in a physical structure, that is easy to evaluate but hard to characterize.The physical structure that contains the PUF consists of many random… …
4Carcinogenesis — For the scientific journal, see Carcinogenesis (journal). Cancers are caused by a series of mutations. Each mutation alters the behavior of the cell somewhat. Carcinogenesis or oncogenesis is literally the creation of cancer. It is a process by… …
5operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency. [1940 45, Amer.] * * * Application of scientific methods to management and… …
6Atmospheric reentry — refers to the movement of human made or natural objects as they enter the atmosphere of a planet from outer space, in the case of Earth from an altitude above the edge of space. This article primarily addresses the process of controlled reentry… …
7Nuclear meltdown — Three of the reactors at Fukushima I overheated, causing core meltdowns. This was compounded by hydrogen gas explosions and the venting of contaminated steam which released large amounts of radioactive material into the air.[1] …
8human disease — Introduction an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …
9Anger — This article is about the emotion. For other uses, see Anger (disambiguation). Angry , Indignation , and Wrath redirect here. For other uses, see Angry (disambiguation), Indignation (disambiguation), and Wrath (disambiguation). Emotions Affection …
10Nuclear chain reaction — A possible nuclear fission chain reaction. 1. A uranium 235 atom absorbs a neutron, and fissions into two new atoms (fission fragments), releasing three new neutrons and a large amount of binding energy. 2. One of those neutrons is absorbed by an …
