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  2. Test tube - Wikipedia

    en.wikipedia.org/wiki/Test_tube

    A test tube, also known as a culture tube or sample tube, is a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom. Test tubes are usually placed in special-purpose racks.

  3. Test tube rack - Wikipedia

    en.wikipedia.org/wiki/Test_tube_rack

    Test tube racks are laboratory equipment used to hold upright multiple test tubes at the same time. They are most commonly used when various different solutions are needed to work with simultaneously, for safety reasons, for safe storage of test tubes, and to ease the transport of multiple tubes.

  4. Laboratory sample tube - Wikipedia

    en.wikipedia.org/wiki/Laboratory_sample_tube

    These tubes are usually made of glass, but can also be made of plastic or metal. They vary in size and purpose. Laboratory sample tubes must not be confused with glass tubing, which can be utilized to carry fluid between laboratory equipment. Example laboratory sample tubes are listed below: Ignition tube; Test tube; Boiling tube; NMR tube

  5. Test tube holder - Wikipedia

    en.wikipedia.org/wiki/Test_tube_holder

    A test tube holder is used to hold test tubes. [1] It is used for holding a test tube in place [2] when the tube is hot or should not be touched. [3] For example, a test tube holder can be used to hold a test tube while it is being heated. [4]

  6. In vitro - Wikipedia

    en.wikipedia.org/wiki/In_vitro

    Colloquially called "test-tube experiments", these studies in biology, medicine, and their subdisciplines are traditionally done in test tubes, flasks, Petri dishes, etc. [6] [7] They now involve the full range of techniques used in molecular biology, such as the omics. [8]

  7. Louise Brown, the first 'test tube baby,' is 45. Here's how ...

    www.aol.com/lifestyle/louise-brown-first-test...

    Louise Brown was often referred to as a "test tube baby" because her conception started in a lab. "But there were no test tubes used — it was a petri dish," Dr. Jane Frederick, a board-certified ...

  8. Instruments used in medical laboratories - Wikipedia

    en.wikipedia.org/wiki/Instruments_used_in...

    Test tube: Folin-Wu tube: Glass slide mycole and cover slips: in microscopy, serology, etc. as the solid backing on which test samples are Petri dish: used for preparation of culture media and the culture of organisms they are in Glass beaker: reagent storage Glass flask: gastric acid, or other fluid titration: Pasteur pipette

  9. Should You Use an Expired COVID Test? The Answer Might ... - AOL

    www.aol.com/lifestyle/expired-covid-tests-still...

    What happens if you use an expired test? Again, the expiration dates are a reflection of how long the company that manufactured the test found that it was good for—or the period of time in which ...

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