Definition of test tube used the chemistry laboratory
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Test tubes are widely used by chemists to handle chemicals, especially for qualitative experiments and assays. ... Test tubes are convenient containers for heating small amounts of liquids or solids with a Bunsen burner or alcohol burner. Thetube is usually held by its neck with a clamp or tongs.
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1. A test tube is a clear glass or plastic container that is much longer than it is wide, commonly has a U-shaped bottom, and has an open top. Test tubes are used to hold, mix, and heat chemical experiments.
2. Test tubes are widely used by chemists to handle chemicals, especially for qualitative experiments and assays. Their spherical bottom and vertical sides reduce mass loss when pouring, make them easier to wash out, and allow convenient monitoring of the contents.
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