[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-1-en-105":3,"doc-seo-563468-105":53,"doc-detail-563468-en":127},{"code":4,"msg":5,"data":6},0,"success",[7,14,19,24,29,34,39,44,49],{"id":8,"doc_module":9,"doc_module_name":10,"category_name":11,"show_sort_weight":12,"slug":13},11,1,"Template","Presentations",90,"presentations",{"id":15,"doc_module":9,"doc_module_name":10,"category_name":16,"show_sort_weight":17,"slug":18},12,"Resumes",80,"resumes",{"id":20,"doc_module":9,"doc_module_name":10,"category_name":21,"show_sort_weight":22,"slug":23},14,"Invoices",70,"invoices",{"id":25,"doc_module":9,"doc_module_name":10,"category_name":26,"show_sort_weight":27,"slug":28},15,"Posters",60,"posters",{"id":30,"doc_module":9,"doc_module_name":10,"category_name":31,"show_sort_weight":32,"slug":33},16,"Social Media",50,"social-media",{"id":35,"doc_module":9,"doc_module_name":10,"category_name":36,"show_sort_weight":37,"slug":38},17,"Forms",40,"forms",{"id":40,"doc_module":9,"doc_module_name":10,"category_name":41,"show_sort_weight":42,"slug":43},18,"Letters",30,"letters",{"id":45,"doc_module":9,"doc_module_name":10,"category_name":46,"show_sort_weight":47,"slug":48},21,"Paper Templates",5,"papers-templates",{"id":50,"doc_module":9,"doc_module_name":10,"category_name":51,"show_sort_weight":4,"slug":52},158,"General","general-158",{"code":4,"msg":54,"data":55},"ok",{"site_id":56,"language":57,"slug":58,"title":59,"keywords":60,"description":61,"schema_data":62,"social_meta":120,"head_meta":122,"extra_data":124,"updated_unix":126},105,"en","confined-space-oxygen-concentration-effects-safety-handout","Confined Space - Oxygen Concentration Effects - Safety Handout","","This technical safety handout, produced by the Grain Handling Safety Coalition under an OSHA grant, provides a critical reference guide for identifying the physiological effects of varying oxygen concentrations in confined spaces. It outlines the specific health risks and symptom progressions associated with oxygen levels ranging from 23.5% down to 6%, detailing dangers such as oxygen toxicity, impaired cognitive function, respiratory distress, and the rapid onset of unconsciousness or fatality. The document emphasizes the 19.5% threshold as the minimum required for safe entry into work environments. By clearly mapping physical symptoms to oxygen levels, this resource serves as an essential instructional tool for workers and safety professionals to recognize atmospheric hazards, prevent oxygen-deprivation accidents, and ensure emergency preparedness in industrial or grain-handling settings. The content is strictly informational, intended for hazard awareness and safety compliance training.",{"@graph":63,"@context":119},[64,80,102],{"@type":65,"itemListElement":66},"BreadcrumbList",[67,71,74,77],{"item":68,"name":69,"@type":70,"position":9},"https://docshare.wps.com","Home","ListItem",{"item":72,"name":10,"@type":70,"position":73},"https://docshare.wps.com/template/",2,{"item":75,"name":51,"@type":70,"position":76},"https://docshare.wps.com/template/general/",3,{"item":78,"name":59,"@type":70,"position":79},"https://docshare.wps.com/template/confined-space-oxygen-concentration-effects-safety-handout/563468/",4,{"url":78,"name":59,"@type":81,"image":82,"author":87,"headline":59,"publisher":90,"fileFormat":93,"inLanguage":57,"description":61,"dateModified":94,"datePublished":95,"encodingFormat":93,"isAccessibleForFree":96,"interactionStatistic":97},"DigitalDocument",{"url":83,"@type":84,"width":85,"height":86},"https://docshare.wps.com/thumbnails/confined-space-oxygen-concentration-effects-safety-handout/563468.png","ImageObject",442,249,{"name":88,"@type":89},"\tJames","Person",{"url":68,"name":91,"@type":92},"DocShare","Organization","application/pdf","2026-10-27","2026-10-12",true,{"@type":98,"interactionType":99,"userInteractionCount":101},"InteractionCounter",{"@type":100},"ViewAction",6,{"@type":103,"mainEntity":104},"FAQPage",[105,111,115],{"name":106,"@type":107,"acceptedAnswer":108},"What is the minimum oxygen concentration required for safe entry into a confined space?","Question",{"text":109,"@type":110},"The minimum oxygen concentration for safe entry is 19.5%.","Answer",{"name":112,"@type":107,"acceptedAnswer":113},"What are the primary risks associated with an oxygen-rich environment?",{"text":114,"@type":110},"An oxygen-rich environment is highly combustible and poses a risk of oxygen toxicity.",{"name":116,"@type":107,"acceptedAnswer":117},"How does oxygen deficiency affect the body at levels below 10%?",{"text":118,"@type":110},"At levels below 10%, individuals experience mental failure, fainting, nausea, vomiting, and unconsciousness, with fatal outcomes likely within 6 to 8 minutes.","https://schema.org",{"og:url":78,"og:type":121,"og:title":59,"og:site_name":91,"og:description":61},"article",{"robots":123,"canonical":78},"index,follow",{"doc_id":125,"site_id":56},563468,1792273119,{"code":4,"msg":5,"data":128},{"doc_id":125,"user_id":129,"nickname":88,"user_avatar":130,"doc_module":9,"category_id":50,"category_name":51,"doc_title":59,"doc_description":61,"doc_content":131,"file_id":132,"file_url":133,"file_type":134,"file_size":135,"view_count":101,"is_deleted":4,"is_public":9,"is_downloadable":9,"audit_status":9,"page_count":9,"language":136,"language_code":57,"site_id":56,"html_lang":57,"table_of_contents":137,"faqs":138,"seo_title":139,"seo_description":61,"update_tm":140,"read_time":4},2336474466412,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","23.5%  \n19.5%  \n16.0%  \n14.0%  \n12.0%  \n10.0%  \n8.0% 6.0%  \n≤ 6% DEATH  \nOxygen Concentration Effects  \n• Oxygen rich. Highly combustible. Oxygen toxicity.  \n• MINIMUM FOR SAFE ENTRY  \n• Decreasing ability to work strenuously. Impaired coordination, judgement, breathing.  \n• Poor judgment. Respiration increase. Rapid fatigue.  \n• Respiration increases. Lips blue.  \n• Mental failure. Fainting. Nausea. Vomiting. Unconsciousness.  \n• ≤ 5 minutes recovery possible. 6 minutes 50% fatal. 8 minutes fatal.  \n• Coma in 40 seconds-DEATH.  \n[www.grainsafety.org](www.grainsafety.org)  \nThis material was produced under grant number SH-27664-SH5 from the Occupational Safety and Health Administration, U.S. Department of Labor. It does not necessarily reflect the views or policies of the U.S. Department of Labor, nor does mention of trade names, commercial products, or organizations imply endorsement by the U.S.  \nGovernment.","cbCainLM8TQrc1ea","https://ap.wps.com/l/cbCainLM8TQrc1ea","pdf",139835,"English","# Oxygen Concentration and Health Effects\n## Physiological Symptoms of Low Oxygen\n## Safety Guidelines for Confined Space Entry","[{\"question\":\"What is the minimum oxygen concentration required for safe entry into a confined space?\",\"answer\":\"The minimum oxygen concentration for safe entry is 19.5%.\"},{\"question\":\"What are the primary risks associated with an oxygen-rich environment?\",\"answer\":\"An oxygen-rich environment is highly combustible and poses a risk of oxygen toxicity.\"},{\"question\":\"How does oxygen deficiency affect the body at levels below 10%?\",\"answer\":\"At levels below 10%, individuals experience mental failure, fainting, nausea, vomiting, and unconsciousness, with fatal outcomes likely within 6 to 8 minutes.\"}]","Confined Space - Oxygen Concentration Effects - Safety Handout | PDF",1791835861]