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The next underground test was Teapot Ess, on 23 March 1955. [10] The one-kiloton explosion was an operational test of an ' Atomic Demolition Munition ' (ADM). [ 15 ] It was detonated 67 ft (20 m) underground, in a shaft lined with corrugated steel, which was then back-filled with sandbags and dirt. [ 16 ]
Greenwater, a Lawrence Livermore test, was to be fired in Area 19, [10] and was a test of an x-ray laser system. [12] The test was cancelled 16 July 1992. [13] The Greenwater nuclear device had already been assembled at the time of cancellation, and had to be dismantled. [14] A fourth test, Mighty Uncle, was planned for 1993.
Test support equipment was designed to survive a ground upheaval of 4.6 metres (15 ft) at test time. ... Under their own ship's name, ... (1971–1972) underground ...
The United States's Niblick nuclear test series [1] was a group of 41 nuclear tests conducted in 1963–1964. These tests [ note 1 ] followed the Operation Roller Coaster series and preceded the Operation Whetstone series.
Modern air pollution measurement is largely automated and carried out using many different devices and techniques. These range from simple absorbent test tubes known as diffusion tubes through to highly sophisticated chemical and physical sensors that give almost real-time pollution measurements, which are used to generate air quality indexes.
Test cycles specify the conditions under which the engine or vehicle is operated during the emission test. There are many different test cycles issued by various national and international governments and working groups. [1] Specified parameters in a test cycle include a range of operating temperature, speed, and load. Ideally these should ...
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Test bench for a miner's closed circuit self-rescuers. A self-contained self-rescue device, SCSR, self-contained self-rescuer, or air pack is a type of closed-circuit SCBA [1] with a portable oxygen source for providing breathable air when the surrounding atmosphere lacks oxygen or is contaminated with toxic gases, e.g. carbon monoxide.