{"id":12056,"date":"2025-01-22T01:27:33","date_gmt":"2025-01-22T01:27:33","guid":{"rendered":"https:\/\/www.tank007.com\/?p=12056"},"modified":"2025-01-22T03:22:00","modified_gmt":"2025-01-22T03:22:00","slug":"step-by-step-guide-to-using-uv-flashlights-at-crime-scenes","status":"publish","type":"post","link":"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/","title":{"rendered":"Step-by-Step Guide to Using UV Flashlights at Crime Scenes"},"content":{"rendered":"<p><a href=\"https:\/\/www.tank007.com\/illuminate-your-path-with-tank007-wholesale-uv-flashlights\/\">UV flashlights<\/a> are essential tools in crime scene investigations, helping uncover evidence such as bodily fluids, fingerprints, and fibers that are invisible under normal lighting. This guide offers a detailed, step-by-step approach to using UV flashlights in forensic applications, complete with tips, comparisons, and precautions.<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_72 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Why_Use_UV_Flashlights_at_Crime_Scenes\" title=\"Why Use UV Flashlights at Crime Scenes?\">Why Use UV Flashlights at Crime Scenes?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_1_Selecting_the_Right_UV_Flashlight\" title=\"Step 1: Selecting the Right UV Flashlight\">Step 1: Selecting the Right UV Flashlight<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_2_Preparing_the_Crime_Scene\" title=\"Step 2: Preparing the Crime Scene\">Step 2: Preparing the Crime Scene<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_3_Using_the_UV_Flashlight\" title=\"Step 3: Using the UV Flashlight\">Step 3: Using the UV Flashlight<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#How_to_Inspect_Specific_Evidence_Types\" title=\"How to Inspect Specific Evidence Types\">How to Inspect Specific Evidence Types<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_4_Documenting_Evidence\" title=\"Step 4: Documenting Evidence\">Step 4: Documenting Evidence<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_5_Collecting_Evidence\" title=\"Step 5: Collecting Evidence\">Step 5: Collecting Evidence<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Comparison_of_UV_Flashlights_for_Crime_Scenes\" title=\"Comparison of UV Flashlights for Crime Scenes\">Comparison of UV Flashlights for Crime Scenes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Step_6_Ensuring_Accuracy\" title=\"Step 6: Ensuring Accuracy\">Step 6: Ensuring Accuracy<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/#Conclusion\" title=\"Conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Use_UV_Flashlights_at_Crime_Scenes\"><\/span><strong>Why Use UV Flashlights at Crime Scenes?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" class=\"wp-image-12061 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1.jpg\" alt=\"UV Flashlights at Crime Scenes\" \/><noscript><img decoding=\"async\" width=\"529\" height=\"317\" class=\"wp-image-12061 lazyload\" src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1.jpg\" alt=\"UV Flashlights at Crime Scenes\" srcset=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1-200x120.jpg 200w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1-300x180.jpg 300w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1-400x240.jpg 400w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1-500x300.jpg 500w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Understanding-UV-Light-in-Forensic-Investigation-1.jpg 529w\" sizes=\"(max-width: 529px) 100vw, 529px\" \/><\/noscript><\/figure><\/div><p>UV light reveals substances that fluoresce under ultraviolet wavelengths. These can include organic materials, chemical residues, and synthetic fibers, which are often pivotal in solving cases.<\/p><figure class=\"wp-block-table\">\r\n<table class=\"has-fixed-layout\">\r\n<thead>\r\n<tr>\r\n<th><strong>Key Benefits of UV Flashlights<\/strong><\/th>\r\n<th><strong>Description<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong>Enhanced Evidence Visibility<\/strong><\/td>\r\n<td>Detects substances not visible in normal light.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Non-Invasive Examination<\/strong><\/td>\r\n<td>No need to alter or disturb the crime scene.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Portable and Efficient<\/strong><\/td>\r\n<td>Compact design makes it easy to inspect large areas quickly.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_1_Selecting_the_Right_UV_Flashlight\"><\/span><strong>Step 1: Selecting the Right UV Flashlight<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>Choosing the correct flashlight is crucial for effective evidence detection. Consider these factors:<\/p><figure class=\"wp-block-table\">\r\n<table class=\"has-fixed-layout\">\r\n<thead>\r\n<tr>\r\n<th><strong>Feature<\/strong><\/th>\r\n<th><strong>Importance<\/strong><\/th>\r\n<th><strong>Recommendation<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong><a href=\"https:\/\/en.wikipedia.org\/wiki\/Wavelength\">Wavelength<\/a><\/strong><\/td>\r\n<td>Affects the types of evidence detected.<\/td>\r\n<td>Use 365nm for bodily fluids, 395nm for general applications.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Intensity<\/strong><\/td>\r\n<td>Determines how well evidence fluoresces.<\/td>\r\n<td>Choose at least 3W for better visibility.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Durability<\/strong><\/td>\r\n<td>Required for outdoor or rugged environments.<\/td>\r\n<td>Opt for shockproof and waterproof models.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Battery Life<\/strong><\/td>\r\n<td>Necessary for long investigations.<\/td>\r\n<td>Use rechargeable lithium-ion batteries.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_2_Preparing_the_Crime_Scene\"><\/span><strong>Step 2: Preparing the <a href=\"https:\/\/en.wikipedia.org\/wiki\/Crime_scene\">Crime Scene<\/a><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" class=\"wp-image-12062 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1.jpg\" alt=\"Preparing the Crime Scene\" \/><noscript><img decoding=\"async\" width=\"639\" height=\"345\" class=\"wp-image-12062 lazyload\" src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1.jpg\" alt=\"Preparing the Crime Scene\" srcset=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1-200x108.jpg 200w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1-300x162.jpg 300w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1-400x216.jpg 400w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1-500x270.jpg 500w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1-600x324.jpg 600w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Preparing-the-Crime-Scene-1.jpg 639w\" sizes=\"(max-width: 639px) 100vw, 639px\" \/><\/noscript><\/figure><\/div><ol class=\"wp-block-list\"><li><strong>Darken the Area:<\/strong> Reduce ambient light to enhance fluorescence visibility.<\/li>\r\n\r\n<li><strong>Wear Protective Gear:<\/strong> UV light can damage skin and eyes. Always wear UV-blocking goggles and gloves.<\/li>\r\n\r\n<li><strong>Document the Scene First:<\/strong> Capture initial photos in natural light to maintain context.<\/li><\/ol><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_3_Using_the_UV_Flashlight\"><\/span><strong>Step 3: Using the UV Flashlight<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Inspect_Specific_Evidence_Types\"><\/span><strong>How to Inspect Specific Evidence Types<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3><figure class=\"wp-block-table\">\r\n<table class=\"has-fixed-layout\">\r\n<thead>\r\n<tr>\r\n<th><strong>Type of Evidence<\/strong><\/th>\r\n<th><strong>Appearance Under UV Light<\/strong><\/th>\r\n<th><strong>Tips for Inspection<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong>Bodily Fluids<\/strong><\/td>\r\n<td>Fluoresces as bright white or yellow.<\/td>\r\n<td>Use 365nm wavelength for the best results.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Fingerprints<\/strong><\/td>\r\n<td>Glows if treated with fluorescent powders or chemicals.<\/td>\r\n<td>Scan non-porous surfaces like glass or metal.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Fibers and Threads<\/strong><\/td>\r\n<td>Synthetic materials often fluoresce in bright colors.<\/td>\r\n<td>Sweep UV light across fabrics to detect patterns.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Bloodstains<\/strong><\/td>\r\n<td>Usually appears black under UV light without chemicals.<\/td>\r\n<td>Apply luminol for enhanced visibility.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Trace Evidence (e.g., paint chips)<\/strong><\/td>\r\n<td>May fluoresce depending on the material&#8217;s composition.<\/td>\r\n<td>Use a slow, sweeping motion to cover all surfaces.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_4_Documenting_Evidence\"><\/span><strong>Step 4: Documenting Evidence<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><ol class=\"wp-block-list\"><li><strong>Photograph Evidence Under UV Light:<\/strong> Use a camera with UV filters to capture clear images.<\/li>\r\n\r\n<li><strong>Mark Evidence Locations:<\/strong> Use tags or markers for easy identification.<\/li>\r\n\r\n<li><strong>Log Observations:<\/strong> Record details about the evidence, such as type, location, and fluorescence color.<\/li><\/ol><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_5_Collecting_Evidence\"><\/span><strong>Step 5: Collecting Evidence<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" class=\"wp-image-12063 lazyload\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1.jpg\" alt=\"Collecting Evidence\" \/><noscript><img decoding=\"async\" width=\"696\" height=\"383\" class=\"wp-image-12063 lazyload\" src=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1.jpg\" alt=\"Collecting Evidence\" srcset=\"https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1-200x110.jpg 200w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1-300x165.jpg 300w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1-400x220.jpg 400w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1-500x275.jpg 500w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1-600x330.jpg 600w, https:\/\/www.tank007.com\/wp-content\/uploads\/2025\/01\/Collecting-Evidence-1.jpg 696w\" sizes=\"(max-width: 696px) 100vw, 696px\" \/><\/noscript><\/figure><\/div><ul class=\"wp-block-list\"><li><strong>Use Sterile Tools:<\/strong> Minimize contamination with tweezers, swabs, or gloves.<\/li>\r\n\r\n<li><strong>Store Properly:<\/strong> Place collected items in UV-protected, labeled containers.<\/li>\r\n\r\n<li><strong>Maintain Chain of Custody:<\/strong> Record all handling details to ensure evidence integrity.<\/li><\/ul><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Comparison_of_UV_Flashlights_for_Crime_Scenes\"><\/span><strong>Comparison of UV Flashlights for Crime Scenes<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><figure class=\"wp-block-table\">\r\n<table class=\"has-fixed-layout\">\r\n<thead>\r\n<tr>\r\n<th><strong>Feature<\/strong><\/th>\r\n<th><strong>Basic UV Flashlights<\/strong><\/th>\r\n<th><strong>Professional-Grade UV Flashlights<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td><strong>Wavelength Options<\/strong><\/td>\r\n<td>Limited (e.g., 395nm)<\/td>\r\n<td>Multiple (e.g., 365nm and 395nm)<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Intensity<\/strong><\/td>\r\n<td>Moderate<\/td>\r\n<td>High-powered for better fluorescence<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Durability<\/strong><\/td>\r\n<td>Minimal shock or water resistance<\/td>\r\n<td>Fully shockproof and waterproof<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Battery Life<\/strong><\/td>\r\n<td>Short<\/td>\r\n<td>Long-lasting, rechargeable batteries<\/td>\r\n<\/tr>\r\n<tr>\r\n<td><strong>Price Range<\/strong><\/td>\r\n<td>Low<\/td>\r\n<td>Higher due to advanced features<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure><hr class=\"wp-block-separator has-alpha-channel-opacity\" \/><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Step_6_Ensuring_Accuracy\"><\/span><strong>Step 6: Ensuring Accuracy<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><ol class=\"wp-block-list\"><li><strong>Cross-Verify Findings:<\/strong> Use traditional forensic methods alongside UV analysis.<\/li>\r\n\r\n<li><strong>Recheck Evidence:<\/strong> Sweep the scene multiple times with different wavelengths.<\/li>\r\n\r\n<li><strong>Train Personnel:<\/strong> Ensure all investigators are skilled in using UV tools.<\/li><\/ol><h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclusion<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2><p>UV flashlights are vital for crime scene investigations, offering unparalleled efficiency in uncovering hidden evidence. By following this guide, investigators can maximize the utility of UV flashlights and ensure the collection of high-quality, admissible evidence.<\/p>","protected":false},"excerpt":{"rendered":"<p>UV flashlights are essential tools in crime scene investigations, helping [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":12058,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[159],"tags":[194,195],"class_list":["post-12056","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uv-csi-guide","tag-uv-flashlights-at-crime-scenes","tag-uv-flashlights-for-csi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Step-by-Step Guide to Using UV Flashlights at Crime Scenes - Tank007<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.tank007.com\/step-by-step-guide-to-using-uv-flashlights-at-crime-scenes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Step-by-Step Guide to Using UV Flashlights at Crime Scenes - 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