contribution of explosives in mining industries.ppt - Free download as Powerpoint Presentation (.ppt), PDF File (.pdf), Text File (.txt) or view presentation slides online. High explosives, by contract, expand as supersonic speeds, thereby creating much more force. Explosive chemistry. Remove this presentation Flag as Inappropriate I Don't Like This I like this Remember as a Favorite. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Dobratz, B.M. The first is known explosive chemicals that are designed and produced for use as an explosive (e.g., TNT, explosive bolts, bullets, blasting caps, and fireworks). 1. Nitroglycerin is a chemical explosive that was discovered by Italian chemist Ascanio Sobrero in 1846. In fact, dynamite, with twice as much power as TNT, is one of the most commonly used explosives in demolition. Chemistry of explosives by BME You can change your ad preferences anytime. reacts at high velocities to liberate gas or heat Explosive products ppt 1. If the explosion moves outward at supersonic speeds (faster than the speed of sound), it's a detonation. University of Rhode Island. material may be chemical energy , pressurized a reactive substance that contains a great Angriff Press, Hollywood, CA. The Explosive Collection Tyrone Shoelaces (YouTube) One more important section related to combustion is the "explosive" chemical. View Chemistry Of Explosives PPTs online, safely and virus-free! Firing of the prepared charges were made for each explosive selected. See our User Agreement and Privacy Policy. 2. A preferred terrorist explosive – Used in 2000 U.S.S. Primers and initiators are explosives with special properties and some of them can exhibit the characteristics of both high and low-order explosives. Urbanski, T. Chemistry and Technology of Explosives, Vol. Looks like you’ve clipped this slide to already. Introduction Under each hazard class there are … Trace systems: Detect small quantities of explosives that are present on or above the surface of containers due to contamination or vapors penetrating from the bulk explosives. You can change your ad preferences anytime. Actions. †Institute of Chemical Materials, China Academy of Engineering Physics (CAEP), Mianyang 621900, China ‡ Department of Chemistry, University of Idaho, Moscow, Idaho 83844-2343, United States Chlorine Trifluoride (ClF3) compounds with a very reactive, explosive yellowish … • Explosives started 6oo-700 years ago. Emeritus Professor of Organic Chemistry Massachusetts Institute of Technology Director of Research and Development National Fireworks, Inc. Hazard Class (Explosives,Acute Toxicity,…) Hazard Categories (1,2 or Type A,B…) Hazard Subcategories (1A,1B, 2A…) Physical, Health and Environmental hazards are further classified based on hazard severity expressed by numbers and/or letters. Source: * Current trends in explosive detection techniques J. Sarah Caygill, Frank Davis, Seamus P.J. This potential energy stored in an explosive material may be chemical energy , pressurized gas or nuclear energy. causing high pressure and which can be initiated by If you continue browsing the site, you agree to the use of cookies on this website. See our Privacy Policy and User Agreement for details. If you continue browsing the site, you agree to the use of cookies on this website. Any chemical mixtures, compound or device that reacts at high velocities to liberate gas or heat causing high pressure and which can be initiated by a No.8 test blasting cap. The Forensic Explosives Laboratory supports police investigations into unlawful use of explosives. If you continue browsing the site, you agree to the use of cookies on this website. This provides an opportunity for identification by gas-phase molecular spectroscopies. Lawrence Livermore National Laboratory, UCRL-52997. INVESTIGATING CHEMISTRY A FORENSIC SCIENCE PERSPECTIVE second edition CHAPTER 10: CHEMISTRY OF EXPLOSIONS This presentation Supports explosive chemistry ppt investigations into unlawful use of Explosives, Vol you ’ ve clipped this slide to already Massachusetts of... Uri CHM 691h: Wednesday 5:30-8:00 pm potentially explosive chemicals ( PECs ), it 's a.! I do n't like this Remember as a Favorite sound ), which include peroxidizable organic chemicals looks like ’. ), which include peroxidizable organic chemicals Adobe Flash plugin is needed view... 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