test tube
laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom
AI overview
A test tube is a simple piece of laboratory equipment made from glass or clear plastic shaped like a thin finger, with one end open and the other end sealed. It's used in science experiments and research to hold, mix, and heat small amounts of liquids or other materials.
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Key facts
- Other names
- Culture tube
- Uses
- Chemical reaction
- Related items
- Vacutainer , Boiling tube , Centrifuge tube
via Wikipedia infobox
Article
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 or longer of glass or clear plastic tubing, open at the top and closed at the bottom.
Test tubes are usually placed in special-purpose racks.