{"id":257,"date":"2019-01-28T19:40:40","date_gmt":"2019-01-28T19:40:40","guid":{"rendered":"http:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/?page_id=257"},"modified":"2019-07-30T11:19:09","modified_gmt":"2019-07-30T10:19:09","slug":"ballistics","status":"publish","type":"page","link":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/for-students\/ballistics\/","title":{"rendered":"Ballistic Analysis"},"content":{"rendered":"<p>The burglar had to shoot through a lock when breaking in to steal the artwork. You can help to solve the crime by learning all about\u00a0ballistic analysis,\u00a0rifling in guns, firing pins, and the chemical side of <span class='tooltipsall tooltipsincontent classtoolTips3'>Gunpowder<\/span> <span class='tooltipsall tooltipsincontent classtoolTips6'>Residue<\/span>. On this page you can explore different types of <span class='tooltipsall tooltipsincontent classtoolTips7'>Rifling<\/span>\/firing pins and how they differ, and then try a quiz testing your knowledge on <span class='tooltipsall tooltipsincontent classtoolTips7'>Rifling<\/span>, firing pins, and <span class='tooltipsall tooltipsincontent classtoolTips3'>Gunpowder<\/span> <span class='tooltipsall tooltipsincontent classtoolTips6'>Residue<\/span>.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-medium wp-image-164\" src=\"http:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-content\/uploads\/sites\/314\/2018\/07\/gun-1312492.png\" alt=\"gun-1312492\" width=\"300\" height=\"86\" \/><\/p>\n<p>When the trigger of a gun is pulled, a small hammer called the firing <span class='tooltipsall tooltipsincontent classtoolTips2'>pin<\/span> is pushed into the bottom of the cartridge casing. This causes the <span class='tooltipsall tooltipsincontent classtoolTips3'>Gunpowder<\/span> to explode. This is a key piece of evidence as the firing <span class='tooltipsall tooltipsincontent classtoolTips2'>pin<\/span> leaves an indent in the bottom of the casing which will only match an individual gun or type of gun. Some pins will hit the edge of the case and some will hit the middle. You can see two firing <span class='tooltipsall tooltipsincontent classtoolTips2'>pin<\/span> impressions below.<\/p>\n<div class=\"h5p-iframe-wrapper\"><iframe id=\"h5p-iframe-8\" class=\"h5p-iframe\" data-content-id=\"8\" style=\"height:1px\" src=\"about:blank\" frameBorder=\"0\" scrolling=\"no\"><\/iframe><\/div>\n<p>Firing pins aren&#8217;t the only type of <span class='tooltipsall tooltipsincontent classtoolTips4'>Ballistic<\/span> evidence that we can use in a <span class='tooltipsall tooltipsincontent classtoolTips5'>Forensic<\/span> case, and the quiz below will test your knowledge not only of firing pins, but also of <span class='tooltipsall tooltipsincontent classtoolTips7'>Rifling<\/span> and <span class='tooltipsall tooltipsincontent classtoolTips3'>Gunpowder<\/span> <span class='tooltipsall tooltipsincontent classtoolTips6'>Residue<\/span>.<\/p>\n<div class=\"h5p-iframe-wrapper\"><iframe id=\"h5p-iframe-3\" class=\"h5p-iframe\" data-content-id=\"3\" style=\"height:1px\" src=\"about:blank\" frameBorder=\"0\" scrolling=\"no\"><\/iframe><\/div>\n<script type=\"text\/javascript\"> toolTips('.classtoolTips2','The part of a firearm\\'s mechanism that strikes the primer of a cartridge to ignite the charge and fire the weapon.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips2','The part of a firearm\\'s mechanism that strikes the primer of a cartridge to ignite the charge and fire the weapon.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips3','An explosive consisting of a powdered mixture of saltpetre, sulphur, and charcoal. Used to fire bullets at high speeds from guns, but also for quarry blasting and in fuses and fireworks.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips4','Relating to projectiles or their flight.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips5','Relating to or denoting the application of scientific methods and techniques to the investigation of crime.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips6','A small amount of something that remains after the main part has gone or been taken or used.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips7','The arrangement of spiral grooves on the inside of a rifle barrel.'); <\/script>","protected":false},"excerpt":{"rendered":"<p>The burglar had to shoot through a lock when breaking in to steal the artwork. You can help to solve the crime by learning all about\u00a0ballistic analysis,\u00a0rifling in guns, firing pins, and the chemical side of Gunpowder Residue. On this page you can explore different types of Rifling\/firing pins and &hellip;<\/p>\n","protected":false},"author":3738,"featured_media":122,"parent":8,"menu_order":4,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-257","page","type-page","status-publish","has-post-thumbnail","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/pages\/257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/users\/3738"}],"replies":[{"embeddable":true,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/comments?post=257"}],"version-history":[{"count":2,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/pages\/257\/revisions"}],"predecessor-version":[{"id":377,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/pages\/257\/revisions\/377"}],"up":[{"embeddable":true,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/pages\/8"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/media\/122"}],"wp:attachment":[{"href":"https:\/\/generic.wordpress.soton.ac.uk\/hospitalheist\/wp-json\/wp\/v2\/media?parent=257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}