{"id":202614,"date":"2014-10-15T13:45:30","date_gmt":"2014-10-15T13:45:30","guid":{"rendered":"http:\/\/sentryair.com\/blog\/?p=202614"},"modified":"2014-10-15T13:45:30","modified_gmt":"2014-10-15T13:45:30","slug":"chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor","status":"publish","type":"post","link":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/","title":{"rendered":"Chemical air filtration system aids in reducing exposure to methylene chloride vapor"},"content":{"rendered":"<p><a href=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft  wp-image-202617\" src=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\" alt=\"stripping-paint\" width=\"230\" height=\"156\" \/><\/a>Earlier this month, a New Jersey cabinet manufacturer was <a href=\"https:\/\/www.osha.gov\/pls\/oshaweb\/owadisp.show_document?p_table=NEWS_RELEASES&amp;p_id=26814\">cited by OSHA<\/a> for 15 safety and health violations; seven were serious violations for exposing employees to unsafe levels of methylene chloride vapor.<\/p>\n<p>In their report, OSHA proposed a penalty of $32,340 for just those seven serious violations \u2013 ouch!<\/p>\n<p><em>A serious violation occurs when there is substantial probability that death or serious physical harm could result from a hazard about which the employer knew or should have known.<\/em><\/p>\n<p><strong>So what is methylene chloride?<\/strong><\/p>\n<p>According to OSHA, Methylene Chloride (or Dichloromethane), is a volatile, colorless liquid with a chloroform-like odor.<\/p>\n<p>While its use as an adhesive and paint stripper are most common, it is also used in:<\/p>\n<ul>\n<li>Cleaners and degreasers<\/li>\n<li>Residual solvent in pharmaceutical manufacturing<\/li>\n<li>Polyurethane foam production<\/li>\n<li>Polycarbonate resin production<\/li>\n<li>Aids in the decaffeination of coffee and teas<\/li>\n<\/ul>\n<p><strong>Why is it so serious?<\/strong><\/p>\n<p>The Agency for Toxic Substances &amp; Disease Registry (<a href=\"http:\/\/www.atsdr.cdc.gov\/mmg\/mmg.asp?id=230&amp;tid=42\">ATSDR<\/a>) lists the side effects for both acute and chronic exposure. A summation of their list can be found in the chart below.<\/p>\n<table>\n<tbody>\n<tr>\n<td colspan=\"2\" width=\"638\">\n<h4 style=\"text-align: center;\"><strong>Side effects of methylene chloride vapor<\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<h4 style=\"text-align: center;\"><strong>Acute Exposure<\/strong><\/h4>\n<\/td>\n<td width=\"319\">\n<h4 style=\"text-align: center;\"><strong>Chronic Exposure<\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"319\">\n<h4>Central nervous system depression, headache, drowsiness, slurred speech, decreased alertness, slowed reaction times, irritability, impaired gait, rapid loss of consciousness, coma, seizures, elevated carbon monoxide levels in the blood, inflammation of the lungs, accumulation of fluids in the lungs<\/h4>\n<\/td>\n<td width=\"319\">\n<h4>Reasonably anticipated human carcinogen.<\/h4>\n<h4><\/h4>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>In order to protect workers from over exposure, the following limits are in place:<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"284\">\n<h4 style=\"text-align: center;\"><strong>Agency<\/strong><\/h4>\n<\/td>\n<td width=\"210\">\n<h4 style=\"text-align: center;\"><strong>Limit<\/strong><\/h4>\n<\/td>\n<td width=\"108\">\n<h4 style=\"text-align: center;\"><strong>Amount<\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td rowspan=\"3\" width=\"284\">\n<h4>Occupational Safety and Health Administration (OSHA)<\/h4>\n<\/td>\n<td width=\"210\">\n<h4>Permissible Exposure Limit (PEL)<\/h4>\n<\/td>\n<td width=\"108\">\n<h4>25 ppm TWA<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"210\">\n<h4>Short Term Exposure Limit (STEL)<\/h4>\n<\/td>\n<td width=\"108\">\n<h4>125 ppm<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"210\">\n<h4>Action Level<\/h4>\n<\/td>\n<td width=\"108\">\n<h4>12.5 ppm TWA<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"284\">\n<h4>American Conference of Industrial Hygienists (ACGIH)<\/h4>\n<\/td>\n<td width=\"210\">\n<h4>Threshold Limit Value<\/h4>\n<\/td>\n<td width=\"108\">\n<h4>50 ppm TWA<\/h4>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><a href=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/Untitled-1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright  wp-image-202618\" src=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/Untitled-1-575x1024.jpg\" alt=\"Methylene Chloride odor threshold\" width=\"228\" height=\"398\" \/><\/a>In their <a href=\"http:\/\/www.atsdr.cdc.gov\/mmg\/mmg.asp?id=230&amp;tid=42\"><em>Medical Management Guidelines for Methylene Chloride<\/em><\/a>, ATSDR says that inhalation is the most important route of exposure as methylene chloride vapor is readily absorbed from the lungs.<\/p>\n<p>They further explain that <strong>odor is not an adequate warning property for methylene chloride, <\/strong>because the odor threshold is 250 ppm &#8211; <em>10 times higher<\/em> than OSHA\u2019s PEL of 25 ppm.<\/p>\n<p>Simply put \u2013 if you can smell methylene chloride, you are over exposed.<\/p>\n<p><strong>What are my responsibilities as an employer?<\/strong><\/p>\n<p>According to OSHA\u2019s <a href=\"https:\/\/www.osha.gov\/pls\/oshaweb\/owadisp.show_document?p_id=3359&amp;p_table=oshact\">General Duty Clause<\/a>:<\/p>\n<ul>\n<li>Employers shall furnish to each of his employees employment and a place of employment which are free from recognized hazards that are causing or are likely to cause death or serious physical harm to his employees;<\/li>\n<li>Shall comply with occupational safety and health standards promulgated under this Act.<\/li>\n<\/ul>\n<p>For employers to adhere to the exposure limits, personnel monitoring must be done. The below chart provided by OSHA describes required air sampling monitoring activities based on the action level.<\/p>\n<table width=\"630\">\n<tbody>\n<tr>\n<td colspan=\"2\" width=\"630\">\n<h4 style=\"text-align: center;\"><strong>Table 1: Monitoring Requirements<\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4 style=\"text-align: center;\"><strong><em>Exposure Scenario<\/em><\/strong><\/h4>\n<\/td>\n<td width=\"315\">\n<h4 style=\"text-align: center;\"><strong><em>Required Monitoring Activity<\/em><\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>Below the action level (12.5 ppm) and at or below the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>No eight-hour TWA or STEL monitoring required<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>Below the action level (12.5 ppm) and above the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>No eight-hour TWA monitoring required; monitor STEL exposures every three months.<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>At or above the action level (12.5 ppm), at or below the PEL (25 ppm TWA), and at or below the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>Monitor eight-hour TWA exposures every six months<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>At or above the action level (12.5 ppm), at or below the PEL (25 ppm TWA), and above the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>Monitor eight-hour TWA exposures every six months and monitor STEL exposures every three months.<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>Above the PEL (25 ppm TWA), and at or below the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>Monitor eight-hour exposures every three months.<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"315\">\n<h4>Above the PEL (25 ppm TWA) and above the STEL (125 ppm)<\/h4>\n<\/td>\n<td width=\"315\">\n<h4>Monitor eight-hour TWA exposures and STEL exposures every three months.<\/h4>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Source: <a href=\"https:\/\/www.osha.gov\/Publications\/osha3144.html\">https:\/\/www.osha.gov\/Publications\/osha3144.html<\/a><\/p>\n<p>More information on OSHA\u2019s standard on methylene chloride can be found in Title 29, Parts <a href=\"https:\/\/www.osha.gov\/pls\/oshaweb\/owadisp.show_document?p_table=STANDARDS&amp;p_id=10094\">1910.1052<\/a>, <a href=\"https:\/\/www.osha.gov\/pls\/oshaweb\/owadisp.show_document?p_table=STANDARDS&amp;p_id=10327\">1915.1052<\/a>, <a href=\"https:\/\/www.osha.gov\/pls\/oshaweb\/owadisp.show_document?p_table=STANDARDS&amp;p_id=10904\">1926.1152<\/a>.<\/p>\n<p><strong>What are some ventilation options? <\/strong><\/p>\n<p>If your workplace intermittently uses methylene chloride-containing materials, we recommend a negative-pressure source-capture engineering safety control system.<\/p>\n<p>A source-capture, negative-pressure system will pull harmful methylene chloride vapor away from the operator\u2019s breathing zone from the point of emission.<\/p>\n<p>At Sentry Air Systems, we specialize in these types of air cleaners and offer a range of product configurations depending on your application.<\/p>\n<p>We also recommend using our activated carbon filters inside these units to adsorb the vapor molecules within the porous structure of the carbon media granules.<\/p>\n<p>A popular option is our Model 300 Winged Sentry with lid (shown below). This portable, benchtop configuration allows easy placement in a room, takes up minimal space and utilizes a powerful fan to pull the vapor into its filter chamber.<\/p>\n<div id=\"attachment_202620\" style=\"width: 978px\" class=\"wp-caption alignleft\"><a href=\"http:\/\/www.sentryair.com\/specs\/Laminar-Flow-Hood-Spec-300-WS.htm\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-202620\" class=\"size-full wp-image-202620\" src=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/DSC_1360.jpg\" alt=\"Sentry Air Systems SS-300-WSL\" width=\"968\" height=\"648\" srcset=\"https:\/\/www.sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/DSC_1360.jpg 968w, https:\/\/www.sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/DSC_1360-300x200.jpg 300w, https:\/\/www.sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/DSC_1360-448x300.jpg 448w\" sizes=\"(max-width: 968px) 100vw, 968px\" \/><\/a><p id=\"caption-attachment-202620\" class=\"wp-caption-text\">Sentry Air Systems SS-300-WSL<\/p><\/div>\n<p>Visit our <a href=\"http:\/\/www.sentryair.com\/chemicalapp.htm\">chemical applications page<\/a> on our website for other available configurations.<\/p>\n<p><strong>Product Tested, Industrial Hygienist Approved.<\/strong><\/p>\n<p>We had a third party, certified industrial hygienist test our <a href=\"http:\/\/www.sentryair.com\/specs\/Laminar-Flow-Hood-Spec-300-WS.htm\">Model 300 Winged Sentry<\/a> with lid equipped with activated carbon filtration, to determine the unit\u2019s effectiveness at removing methylene chloride vapors produced by the evaporation of a measured amount of liquid methylene chloride.<\/p>\n<p>A summary of the test results is noted in the below chart.<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"121\">\n<h4 style=\"text-align: center;\"><strong>Sample<\/strong><\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4><strong>Avg. Flow Rate<\/strong><\/h4>\n<h4><strong><em>cc\/min<\/em><\/strong><\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4><strong>Sampling Time<\/strong><\/h4>\n<h4><strong><em>Min.<\/em><\/strong><\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4><strong>Sample Volume<\/strong><\/h4>\n<h4><strong><em>Liters<\/em><\/strong><\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4><strong>MC found<\/strong><\/h4>\n<h4><strong>\u00a0<em>mg (ppm)<\/em><\/strong><\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\"><strong>% Removal<\/strong><\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">\n<h4>Winged Sentry inlet<\/h4>\n<\/td>\n<td width=\"91\">\n<h4 style=\"text-align: center;\">97.81<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>30<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>2.934<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4>0.84 (81)<\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\">&#8212;<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">\n<h4>Winged Sentry outlet<\/h4>\n<\/td>\n<td width=\"91\">\n<h4 style=\"text-align: center;\">96.55<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>30<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>2.896<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4>0.062 (6.2)<\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\">92.6<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">\n<h4>Personal sample (operator)<\/h4>\n<\/td>\n<td width=\"91\">\n<h4 style=\"text-align: center;\">95.45<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>30<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>2.863<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4>0.069 (6.9)<\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\">&#8212;<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">\n<h4>Area sample<\/h4>\n<\/td>\n<td width=\"91\">\n<h4 style=\"text-align: center;\">101.8<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>30<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>3.053<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4>0.056 (5.3)<\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\">&#8212;<\/h4>\n<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">\n<h4>Blank<\/h4>\n<\/td>\n<td width=\"91\">\n<h4 style=\"text-align: center;\">&#8212;<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>30<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"91\">\n<h4>&#8212;<\/h4>\n<\/td>\n<td style=\"text-align: center;\" width=\"115\">\n<h4>&lt; 0.003<\/h4>\n<\/td>\n<td width=\"67\">\n<h4 style=\"text-align: center;\">&#8212;<\/h4>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>The entire test report is located on our <a href=\"http:\/\/www.sentryair.com\/testing\/Methylene_Chloride_Report.pdf\">website<\/a> under the Data Tab page.The personal sample taken on the operator during the experiment was found to be 6.9 ppm of methylene chloride. Assuming no further exposure to methylene chloride during the day, the 8-hr. TWA would have been 0.43 ppm; significantly below OSHA\u2019s TWA exposure limit of 25 ppm.<\/p>\n<p><strong>Be proactive, not reactive.<\/strong><\/p>\n<p>When considering the potential fines involved for violating OSHA exposure limits, it becomes clear that employers should consider multiple engineering safety controls to help protect against employee exposure.<\/p>\n<p>While we cannot promise or guarantee zero OSHA citations for methylene chloride exposure, Sentry Air Systems is able to provide air filtration solutions that offer significant respiratory protection at a price substantially lower than potential fines.<\/p>\n<p><strong>Contact Sentry Air<\/strong><\/p>\n<p>For more information about chemical fume control, contact Sentry Air Systems at 800.799.4609, email <a href=\"mailto:sales@sentryair.com\">sales@sentryair.com<\/a>, visit our <a href=\"http:\/\/www.sentryair.com\">website<\/a> or fill out the feedback form below.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Earlier this month, a New Jersey cabinet manufacturer was cited by OSHA for 15 safety and health violations; seven were serious violations for exposing employees to unsafe levels of methylene chloride vapor. In their report, OSHA proposed a penalty of $32,340 for just those seven serious violations \u2013 ouch! A serious violation occurs when there&#8230;  <a class=\"excerpt-read-more btn btn-primary\" style=\"display:block; color: #fff;  margin-top: 10px; max-width:120px;\" href=\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\" title=\"Read Chemical air filtration system aids in reducing exposure to methylene chloride vapor\">Learn More<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[1186],"tags":[],"class_list":["post-202614","post","type-post","status-publish","format-standard","hentry","category-chemical-solvents"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.<\/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.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.\" \/>\n<meta property=\"og:description\" content=\"Earlier this month, a New Jersey cabinet manufacturer was cited by OSHA for 15 safety and health violations; seven were serious violations for exposing employees to unsafe levels of methylene chloride vapor. In their report, OSHA proposed a penalty of $32,340 for just those seven serious violations \u2013 ouch! A serious violation occurs when there... Learn More\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\" \/>\n<meta property=\"og:site_name\" content=\"Sentry Air Systems, Inc.\" \/>\n<meta property=\"article:published_time\" content=\"2014-10-15T13:45:30+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\" \/>\n<meta name=\"author\" content=\"sentryair\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"sentryair\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\",\"url\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\",\"name\":\"Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.\",\"isPartOf\":{\"@id\":\"https:\/\/www.sentryair.com\/blog\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage\"},\"thumbnailUrl\":\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\",\"datePublished\":\"2014-10-15T13:45:30+00:00\",\"dateModified\":\"2014-10-15T13:45:30+00:00\",\"author\":{\"@id\":\"https:\/\/www.sentryair.com\/blog\/#\/schema\/person\/799b2bc2f157a0b1c3ef4121378f9ee5\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage\",\"url\":\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\",\"contentUrl\":\"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.sentryair.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Chemical air filtration system aids in reducing exposure to methylene chloride vapor\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.sentryair.com\/blog\/#website\",\"url\":\"https:\/\/www.sentryair.com\/blog\/\",\"name\":\"Sentry Air Systems, Inc.\",\"description\":\"Air Purification Systems, Ductless Hoods &amp; Fume Extractors\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.sentryair.com\/blog\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.sentryair.com\/blog\/#\/schema\/person\/799b2bc2f157a0b1c3ef4121378f9ee5\",\"name\":\"sentryair\",\"sameAs\":[\"http:\/\/www.sentryair.com\"],\"url\":\"https:\/\/www.sentryair.com\/blog\/author\/sentryair\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/","og_locale":"en_US","og_type":"article","og_title":"Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.","og_description":"Earlier this month, a New Jersey cabinet manufacturer was cited by OSHA for 15 safety and health violations; seven were serious violations for exposing employees to unsafe levels of methylene chloride vapor. In their report, OSHA proposed a penalty of $32,340 for just those seven serious violations \u2013 ouch! A serious violation occurs when there... Learn More","og_url":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/","og_site_name":"Sentry Air Systems, Inc.","article_published_time":"2014-10-15T13:45:30+00:00","og_image":[{"url":"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png"}],"author":"sentryair","twitter_card":"summary_large_image","twitter_misc":{"Written by":"sentryair","Est. reading time":"5 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/","url":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/","name":"Chemical air filtration system aids in reducing exposure to methylene chloride vapor - Sentry Air Systems, Inc.","isPartOf":{"@id":"https:\/\/www.sentryair.com\/blog\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage"},"image":{"@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage"},"thumbnailUrl":"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png","datePublished":"2014-10-15T13:45:30+00:00","dateModified":"2014-10-15T13:45:30+00:00","author":{"@id":"https:\/\/www.sentryair.com\/blog\/#\/schema\/person\/799b2bc2f157a0b1c3ef4121378f9ee5"},"breadcrumb":{"@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#primaryimage","url":"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png","contentUrl":"http:\/\/sentryair.com\/blog\/wp-content\/uploads\/2014\/10\/stripping-paint.png"},{"@type":"BreadcrumbList","@id":"https:\/\/www.sentryair.com\/blog\/industry-applications\/chemical-solvents\/chemical-air-filtration-system-aids-in-reducing-exposure-to-methylene-chloride-vapor\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.sentryair.com\/blog\/"},{"@type":"ListItem","position":2,"name":"Chemical air filtration system aids in reducing exposure to methylene chloride vapor"}]},{"@type":"WebSite","@id":"https:\/\/www.sentryair.com\/blog\/#website","url":"https:\/\/www.sentryair.com\/blog\/","name":"Sentry Air Systems, Inc.","description":"Air Purification Systems, Ductless Hoods &amp; Fume Extractors","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.sentryair.com\/blog\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.sentryair.com\/blog\/#\/schema\/person\/799b2bc2f157a0b1c3ef4121378f9ee5","name":"sentryair","sameAs":["http:\/\/www.sentryair.com"],"url":"https:\/\/www.sentryair.com\/blog\/author\/sentryair\/"}]}},"_links":{"self":[{"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/posts\/202614"}],"collection":[{"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/comments?post=202614"}],"version-history":[{"count":2,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/posts\/202614\/revisions"}],"predecessor-version":[{"id":202622,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/posts\/202614\/revisions\/202622"}],"wp:attachment":[{"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/media?parent=202614"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/categories?post=202614"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sentryair.com\/blog\/wp-json\/wp\/v2\/tags?post=202614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}