According to NIOSH standards<\/a> in the United States, masks are divided into three categories: <\/p>\n\n\n\n N: not oil resistant Because there will be more oil when cooking, it is recommended to wear R-series or P-series masks. What is the difference between R and P? R-series can prevent oil, but the lifespan is rather short; P-series can prevent oil for a longer period. NIOSH standard suggests that R-series should be used less than 8 hours. If you cook for an hour every day, it is recommended to change the R-series mask once a week, while P-series last longer.<\/p>\n Knowledge Base Protecting Yourself Protecting Yourself What Are the Differences Between N95, R95 and P95? According to NIOSH standards in the United States, masks are divided into three categories: N: not oil resistant R: oil resistant P: long-term oil resistant Because there will be more oil when … Read more<\/a><\/p>\n","protected":false},"author":7807,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"helpdesk_category":[761,613],"helpie_tag":[79,126,531,1324,1322,1323,1146],"helpie_add_tag":[],"helpie_up_tag":[],"class_list":["post-5541","pauple_helpie","type-pauple_helpie","status-publish","format-standard","hentry","helpdesk_category-masks","helpdesk_category-protecting-yourself","helpie_tag-change","helpie_tag-lifespan","helpie_tag-masks","helpie_tag-niosh","helpie_tag-noish","helpie_tag-oil","helpie_tag-rating"],"_links":{"self":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/5541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie"}],"about":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/types\/pauple_helpie"}],"author":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/users\/7807"}],"replies":[{"embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/comments?post=5541"}],"version-history":[{"count":1,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/5541\/revisions"}],"predecessor-version":[{"id":5542,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/pauple_helpie\/5541\/revisions\/5542"}],"wp:attachment":[{"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/media?parent=5541"}],"wp:term":[{"taxonomy":"helpdesk_category","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpdesk_category?post=5541"},{"taxonomy":"helpie_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_tag?post=5541"},{"taxonomy":"helpie_add_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_add_tag?post=5541"},{"taxonomy":"helpie_up_tag","embeddable":true,"href":"https:\/\/smartairfilters.com\/learn\/wp-json\/wp\/v2\/helpie_up_tag?post=5541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
R: oil resistant
P: long-term oil resistant<\/p>\n\n\n\n