1.0Glossaryhttps://www.healthbenefitstimes.com/glossaryGlossaryhttps://www.healthbenefitstimes.com/glossary/author/adminglossary/Test tube - Definition of Test tuberich600338<blockquote class="wp-embedded-content" data-secret="aUKq3G4RAr"><a href="https://www.healthbenefitstimes.com/glossary/test-tube/">Test tube</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.healthbenefitstimes.com/glossary/test-tube/embed/#?secret=aUKq3G4RAr" width="600" height="338" title="“Test tube” — Glossary" data-secret="aUKq3G4RAr" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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A misnomer.A small glass tube with a rounded bottom, used in laboratories to hold samples of liquids.A tube of thin glass closed at one end, which is used for observing chemical reactions or for bacterial culture.A glass tube closed at one end. It is used in laboratory sciences to hold chemicals and other material.