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...
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A: The function of a test tube brush is the clean
Multipurpose. Tubes-R-Us™ brand
Ideal teacher resources! Encourage their love of
Test Tube. Used to mix, heat, or store substances. Test Tube Rack. Used to hold