{"id":4323,"date":"2024-01-04T22:36:00","date_gmt":"2024-01-04T14:36:00","guid":{"rendered":"https:\/\/www.sj-gauge.com\/?p=4323"},"modified":"2026-04-20T23:11:33","modified_gmt":"2026-04-20T15:11:33","slug":"glass-thermometer-selection-guide","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/","title":{"rendered":"Nhi\u1ec7t k\u1ebf th\u1ee7y tinh l\u00e0 g\u00ec? L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn m\u1ed9t chi\u1ebfc ph\u00f9 h\u1ee3p? T\u00ecm hi\u1ec3u 5 \u0111i\u1ec1u c\u1ea7n bi\u1ebft v\u1ec1 nhi\u1ec7t k\u1ebf th\u1ee7y tinh"},"content":{"rendered":"<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>B\u1ea1n \u0111ang c\u00e2n nh\u1eafc mua m\u1ed9t chi\u1ebfc nhi\u1ec7t k\u1ebf th\u1ee7y tinh nh\u01b0ng ch\u01b0a bi\u1ebft ch\u1ecdn lo\u1ea1i n\u00e0o?<br><\/strong>V\u1edbi 5 m\u1eb9o nhanh sau \u0111\u00e2y, SJ Gauge s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 nhi\u1ec7t k\u1ebf th\u1ee7y tinh ch\u1ec9 trong v\u00f2ng n\u0103m ph\u00fat.<\/p>\n<\/blockquote>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">M\u1ee5c l\u1ee5c<\/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=\"B\u1eadt\/t\u1eaft M\u1ee5c l\u1ee5c\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">B\u1eadt\/T\u1eaft<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7b1e1c;color:#7b1e1c\" 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: #7b1e1c;color:#7b1e1c\" 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.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/#1-types-of-general-thermometers\" >1. C\u00e1c lo\u1ea1i nhi\u1ec7t k\u1ebf th\u00f4ng d\u1ee5ng<\/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.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/#2-is-there-really-alcohol-inside-an-alcohol-thermometer\" >2. Li\u1ec7u trong nhi\u1ec7t k\u1ebf \u0111o c\u1ed3n c\u00f3 th\u1ef1c s\u1ef1 ch\u1ee9a c\u1ed3n kh\u00f4ng?<\/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.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/#3-can-a-general-thermometer-be-used-directly-as-a-body-thermometer\" >3. C\u00f3 th\u1ec3 d\u00f9ng nhi\u1ec7t k\u1ebf th\u00f4ng th\u01b0\u1eddng l\u00e0m nhi\u1ec7t k\u1ebf \u0111o nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 \u0111\u01b0\u1ee3c kh\u00f4ng?<\/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.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/#4-are-mercury-thermometers-hazardous\" >4. Nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n c\u00f3 nguy hi\u1ec3m kh\u00f4ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.sj-gauge.com\/vi\/glass-thermometer-selection-guide\/#5-why-does-my-glass-thermometer-drop-automatically\" >5. T\u1ea1i sao nhi\u1ec7t k\u1ebf th\u1ee7y tinh c\u1ee7a t\u00f4i l\u1ea1i t\u1ef1 \u0111\u1ed9ng h\u1ea1 nhi\u1ec7t \u0111\u1ed9?<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-7f1d6ee5bda7e32242d9a5b815b45e0b\" id=\"h-1-types-of-general-thermometers\"><span class=\"ez-toc-section\" id=\"1-types-of-general-thermometers\"><\/span>1. C\u00e1c lo\u1ea1i nhi\u1ec7t k\u1ebf th\u00f4ng d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Nhi\u1ec7t k\u1ebf ch\u1ee9a ch\u1ea5t l\u1ecfng m\u00e0u b\u1ea1c l\u00e0 nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n, trong khi nh\u1eefng lo\u1ea1i ch\u1ee9a ch\u1ea5t l\u1ecfng m\u00e0u \u0111\u1ecf ho\u1eb7c m\u00e0u xanh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nhi\u1ec7t k\u1ebf c\u1ed3n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-43b1e58732997908655c8128980f65de\" id=\"h-2-is-there-really-alcohol-inside-an-alcohol-thermometer\"><span class=\"ez-toc-section\" id=\"2-is-there-really-alcohol-inside-an-alcohol-thermometer\"><\/span>2. Li\u1ec7u trong nhi\u1ec7t k\u1ebf \u0111o c\u1ed3n c\u00f3 th\u1ef1c s\u1ef1 ch\u1ee9a c\u1ed3n kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>M\u1eb7c d\u00f9 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nhi\u1ec7t k\u1ebf c\u1ed3n, nh\u01b0ng ch\u1ea5t l\u1ecfng b\u00ean trong th\u1ef1c ra kh\u00f4ng ph\u1ea3i l\u00e0 c\u1ed3n m\u00e0 l\u00e0 m\u1ed9t ch\u1ea5t l\u1ecfng c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb d\u1ea7u m\u1ecf (\u0111\u01b0\u1ee3c nhu\u1ed9m m\u00e0u \u0111\u1ecf ho\u1eb7c xanh, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1ea7u diesel). T\u00ean g\u1ecdi n\u00e0y xu\u1ea5t ph\u00e1t t\u1eeb nh\u1eefng m\u1eabu thi\u1ebft k\u1ebf ban \u0111\u1ea7u s\u1eed d\u1ee5ng c\u1ed3n, v\u00e0 t\u1eeb \u0111\u00f3 \u0111\u1ebfn nay v\u1eabn \u0111\u01b0\u1ee3c gi\u1eef nguy\u00ean. Tuy nhi\u00ean, nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n th\u00ec th\u1ef1c s\u1ef1 ch\u1ee9a th\u1ee7y ng\u00e2n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-39b036bf786cc5b360535238a1a2b2f6\" id=\"h-3-can-a-general-thermometer-be-used-directly-as-a-body-thermometer\"><span class=\"ez-toc-section\" id=\"3-can-a-general-thermometer-be-used-directly-as-a-body-thermometer\"><\/span>3. C\u00f3 th\u1ec3 d\u00f9ng nhi\u1ec7t k\u1ebf th\u00f4ng th\u01b0\u1eddng l\u00e0m nhi\u1ec7t k\u1ebf \u0111o nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 \u0111\u01b0\u1ee3c kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Nhi\u1ec7t k\u1ebf th\u00f4ng th\u01b0\u1eddng kh\u00f4ng hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c nhi\u1ec7t \u0111\u1ed9 c\u01a1 th\u1ec3 khi \u0111o. C\u01a1 th\u1ec3 con ng\u01b0\u1eddi gi\u1ea3i ph\u00f3ng nhi\u1ec7t t\u1eeb t\u1eeb, v\u00e0 nhi\u1ec7t k\u1ebf ch\u1ec9 hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c sau khi qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i nhi\u1ec7t gi\u1eefa c\u01a1 th\u1ec3 v\u00e0 nhi\u1ec7t k\u1ebf \u0111\u1ea1t \u0111\u1ebfn tr\u1ea1ng th\u00e1i c\u00e2n b\u1eb1ng, \u0111i\u1ec1u n\u00e0y c\u1ea7n c\u00f3 th\u1eddi gian. Ngo\u00e0i ra, khi nhi\u1ec7t k\u1ebf \u0111\u01b0\u1ee3c l\u1ea5y ra kh\u1ecfi c\u01a1 th\u1ec3, nhi\u1ec7t \u0111\u1ed9 hi\u1ec3n th\u1ecb s\u1ebd gi\u1ea3m do \u1ea3nh h\u01b0\u1edfng c\u1ee7a kh\u00f4ng kh\u00ed xung quanh. Do \u0111\u00f3, nhi\u1ec7t k\u1ebf y t\u1ebf \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf sao cho nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng gi\u1ea3m ngay l\u1eadp t\u1ee9c sau khi l\u1ea5y ra.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-140de334ed3fff115159517cce9ed29a\" id=\"h-4-are-mercury-thermometers-hazardous\"><span class=\"ez-toc-section\" id=\"4-are-mercury-thermometers-hazardous\"><\/span>4. Nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n c\u00f3 nguy hi\u1ec3m kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Do nh\u1eefng lo ng\u1ea1i v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 nguy c\u01a1 ng\u1ed9 \u0111\u1ed9c th\u1ee7y ng\u00e2n, m\u1ed9t s\u1ed1 qu\u1ed1c gia v\u00e0 khu v\u1ef1c \u0111\u00e3 c\u1ea5m s\u1eed d\u1ee5ng nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n. T\u1ea1i \u0110\u00e0i Loan, hi\u1ec7n nay lo\u1ea1i nhi\u1ec7t k\u1ebf n\u00e0y hi\u1ebfm khi c\u00f2n \u0111\u01b0\u1ee3c b\u00e1n tr\u00ean th\u1ecb tr\u01b0\u1eddng. N\u1ebfu nhi\u1ec7t k\u1ebf th\u1ee7y ng\u00e2n b\u1ecb v\u1ee1, c\u00f3 th\u1ec3 r\u1eafc b\u1ed9t l\u01b0u hu\u1ef3nh l\u00ean \u0111\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi th\u1ee7y ng\u00e2n l\u1ecfng v\u00e0 t\u1ea1o th\u00e0nh h\u1ee3p ch\u1ea5t sunfua th\u1ee7y ng\u00e2n \u1edf d\u1ea1ng r\u1eafn, gi\u00fap vi\u1ec7c thu gom ch\u1ea5t \u0111\u1ed9c h\u1ea1i n\u00e0y tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-palette-color-2-color has-text-color has-link-color wp-elements-7be5955e57cf5c21f3cad3b9c4cfe57c\" id=\"h-5-why-does-my-glass-thermometer-drop-automatically\"><span class=\"ez-toc-section\" id=\"5-why-does-my-glass-thermometer-drop-automatically\"><\/span>5. T\u1ea1i sao nhi\u1ec7t k\u1ebf th\u1ee7y tinh c\u1ee7a t\u00f4i l\u1ea1i t\u1ef1 \u0111\u1ed9ng h\u1ea1 nhi\u1ec7t \u0111\u1ed9?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Tr\u00ean th\u1ef1c t\u1ebf, ph\u1ea7n tr\u00ean n\u01a1i c\u1ed9t ch\u1ea5t l\u1ecfng n\u1ed1i v\u1edbi b\u00f3ng nhi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf h\u01a1i thu h\u1eb9p \u0111\u1ec3 ng\u0103n ch\u1ea5t l\u1ecfng ch\u1ea3y ng\u01b0\u1ee3c l\u1ea1i. Sau khi s\u1eed d\u1ee5ng, c\u1ed9t ch\u1ea5t l\u1ecfng kh\u00f4ng t\u1ef1 \u0111\u1ed9ng h\u1ea1 xu\u1ed1ng m\u00e0 ph\u1ea3i l\u1eafc nh\u1eb9 ho\u1eb7c \u0111\u1ec3 y\u00ean m\u1ed9t l\u00fac. N\u1ebfu ch\u1ea5t l\u1ecfng h\u1ea1 xu\u1ed1ng qu\u00e1 nhanh, n\u00ean lo\u1ea1i b\u1ecf nhi\u1ec7t k\u1ebf \u0111\u00f3.<\/p>","protected":false},"excerpt":{"rendered":"<p>Thinking about buying a glass thermometer but not sure how to choose?With the following 5 quick tips, SJ Gauge helps you gain a deeper understanding of glass thermometers in just five minutes. 1. Types of general thermometers Thermometers with silver liquid are mercury thermometers, while those filled with red or blue liquid are called alcohol [&hellip;]<\/p>","protected":false},"author":2,"featured_media":4324,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[72],"class_list":["post-4323","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge","tag-temperature"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What Is a Glass Thermometer? Types, Working Principle &amp; Buying Guide\uff5cSJ Gauge<\/title>\n<meta name=\"description\" content=\"A glass thermometer measures temperature using liquid expansion. 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