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What is test tubes and how is it use?

April 26, 2017Test tubes

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What is test tubes and how is it use?

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A test tube, also known as a culture tube, is a piece of laboratory glassware composed of a finger-like length of glass tubing, open at the top, with a rounded U-shaped bottom. Often, the top features a flared lip. This is to aid pouring of a liquid from the test tube to a beaker.