safety-critical system
91Area of Critical Environmental Concern — Areas of Critical Environmental Concern (ACEC) is a conservation ecology program in the southwestern United States, managed by the Bureau of Land Management. The ACEC program was conceived in the 1976 Federal Lands Policy and Management Act… …
92Space elevator safety — There are many safety issues associated with the construction and operation of a space elevator. A space elevator would present a considerable navigational hazard, both to aircraft and spacecraft. Aircraft could be dealt with by means of simple… …
93Interstate Highway System — Interstate redirects here. For other uses, see Interstate (disambiguation). Interstate Highways in the 48 contiguous states. Dark orange routes are built and open freeways, blue are open auxiliary routes, and green dashed indicates proposed… …
94University of Perpetual Help System DALTA — Infobox University name = University of Perpetual Help System Dalta motto = Character Building is Nation Building tagline = Pioneering the path from Knowledge to Success established = 1975 type = Private, non sectarian, run by the DALTA Group of… …
95political system — Introduction the set of formal legal institutions that constitute a “government” or a “ state.” This is the definition adopted by many studies of the legal or constitutional arrangements of advanced political orders. More broadly defined,… …
96Mutual Broadcasting System — Type Cooperative radio network (1934–52); corporate controlled radio network (1952–99) …
97Life support system — For other uses of Life support , see Life support (disambiguation). In human spaceflight, a life support system is a group of devices that allow a human being to survive in space. US government space agency NASA,[1] and private spaceflight… …
98Lone Star College System — Established 1973 Type Community College system Chancellor Richard Carpenter, Ed …
99Legal system of Saudi Arabia — Saudi Arabia This article is part of the series: Politics and government of Saudi Arabia …
100Market system — A market system is any systematic process enabling many market players to bid and ask: helping bidders and sellers interact and make deals. It is not just the price mechanism but the entire system of regulation, qualification, credentials,… …
