Explosive vapor detectors (EVD) are explosives detection instruments whose principle of operation is the selective analysis of collected vapor samples...
7 KB (1,032 words) - 15:36, 19 January 2025
DMNB, it can be detected with an explosive vapor detector before it has been detonated. A variety of methods for explosive residue analysis may be used to...
31 KB (3,049 words) - 11:43, 25 May 2025
because most explosives have a low vapor pressure . The detector with the highest sensitivity is the best in detecting vapors of explosives reliably. Portable...
10 KB (1,341 words) - 22:03, 4 May 2025
per million (ppm). The photoionization detector is an efficient and inexpensive detector for many gas and vapor analytes. PIDs produce instantaneous readings...
8 KB (1,147 words) - 13:14, 15 March 2025
spectrometric vapor analysis techniques, such as secondary electrospray ionization (SESI-MS), could support canine training for explosive detection. This...
20 KB (2,159 words) - 03:45, 25 May 2025
The Fido explosives detector is a battery-powered, handheld sensory device that uses amplifying fluorescent polymer (AFP) materials to detect trace levels...
36 KB (4,205 words) - 21:03, 22 May 2025
A gas detector is a device that detects the presence of gases in a volume of space, often as part of a safety system. A gas detector can sound an alarm...
34 KB (4,397 words) - 22:31, 25 May 2025
Demining (redirect from Mine detector)
tandem with metal detectors. Acoustic methods can sense the cavity created by mine casings. Sensors have been developed to detect vapor leaking from landmines...
103 KB (11,286 words) - 23:29, 25 May 2025
Explosimeter (redirect from Combustible gas detector)
explosimeter is a gas detector which is used to measure the amount of combustible gases present in a sample. When a percentage of the lower explosive limit (LEL)...
5 KB (702 words) - 00:50, 3 May 2025
Sniffex (redirect from Sniffex explosive detector)
ton of explosives." The Navy's counterterrorism technology task force tested Sniffex and concluded "The Sniffex handheld explosives detector does not...
7 KB (717 words) - 11:40, 8 May 2025
Vapour-compression refrigeration or vapor-compression refrigeration system (VCRS), in which the refrigerant undergoes phase changes, is one of the many...
31 KB (3,576 words) - 10:24, 24 May 2025
Acetone peroxide (category Explosive chemicals)
or shock. Until about 2015, explosives detectors were not set to detect non-nitrogenous explosives, as most explosives used preceding 2015 were nitrogen-based...
38 KB (3,783 words) - 14:18, 23 May 2025
Deflagration (category Explosives)
pre-mixed flame propagates through an explosive or a mixture of fuel and oxidizer. Deflagrations in high and low explosives or fuel–oxidizer mixtures may transition...
10 KB (1,098 words) - 22:18, 23 May 2025
TNT (redirect from TNT (explosive))
chemical synthesis, but it is best known as an explosive material with convenient handling properties. The explosive yield of TNT is considered to be the standard...
39 KB (4,200 words) - 19:59, 27 May 2025
burning. The lower flammability limit or lower explosive limit (LFL/LEL) represents the lowest air to fuel vapor concentration required for combustion to take...
34 KB (3,622 words) - 03:42, 29 April 2025
An aspirating smoke detector (ASD) is a system used in active fire protection, consisting of a central detection unit which draws air through a network...
9 KB (937 words) - 01:10, 7 December 2024
chemist, inventor, and a pioneer in explosives detection technology. He invented the explosives vapour detector, EVD-1, a portable bomb detection instrument...
19 KB (1,888 words) - 15:51, 23 May 2025
Synthetic diamond (section Chemical vapor deposition)
vapor deposition (CVD), creates a carbon plasma over a substrate onto which the carbon atoms deposit to form diamond. Other methods include explosive...
91 KB (10,135 words) - 11:14, 28 May 2025
Detonation (category Explosives engineering)
conventional solid and liquid explosives, as well as in reactive gases. TNT, dynamite, and C4 are examples of high power explosives that detonate. The velocity...
17 KB (1,887 words) - 13:13, 26 May 2025
leak into a building or other confined space may gradually build up an explosive or lethal gas concentration. Natural gas leaks and the escape of refrigerant...
18 KB (2,214 words) - 22:22, 23 May 2025
Gas chromatography–mass spectrometry (category Explosive detection)
(formerly Thermedics), which produces the EGIS, a GC–MS-based line of explosives detectors. The other two manufacturers are Barringer Technologies, now owned...
38 KB (4,826 words) - 13:39, 25 May 2025
Fire alarm systems Aspirating smoke detector Carbon monoxide detector Circuit integrity Explosive gas leak detector Fire alarm call box Fire alarm control...
7 KB (899 words) - 20:05, 9 February 2025
Workplace exposure monitoring (category Detectors)
instruments give immediate data, and include colorimetric indicators such as gas detector tubes, and electronic devices such as gas monitors and aerosol particle...
20 KB (2,199 words) - 21:52, 11 November 2024
is also used in fluorescent lighting. Electricity passed through mercury vapor in a fluorescent lamp produces short-wave ultraviolet light, which then...
127 KB (13,391 words) - 13:06, 27 May 2025
lead(II) perchlorate in methanol is explosive. Lead perchlorate has a high nucleon density, making it a viable detector for hypothetical proton decay. H...
5 KB (331 words) - 07:39, 25 May 2025
Flammable liquid (category Explosives stubs)
Fire alarm systems Aspirating smoke detector Carbon monoxide detector Circuit integrity Explosive gas leak detector Fire alarm call box Fire alarm control...
5 KB (449 words) - 15:05, 23 October 2023
XM93. This vehicle can keep up with moving troops, detecting liquid and vapor hazards. Newer versions, like the M1135 nuclear, biological, and chemical...
31 KB (3,838 words) - 00:22, 15 April 2025
buildings). This is due to the improved building codes incorporating fire detectors; technologically advanced firefighting equipment, which includes better...
12 KB (1,526 words) - 05:04, 24 May 2025
outgassing because it consists of a phase transition of a liquid into a vapor of the same substance. Outgassing is a challenge to creating and maintaining...
9 KB (897 words) - 11:50, 8 September 2024
Fire alarm systems Aspirating smoke detector Carbon monoxide detector Circuit integrity Explosive gas leak detector Fire alarm call box Fire alarm control...
18 KB (2,262 words) - 07:11, 30 April 2025