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A stopper or cap is typically used to seal the top of a test tube or flask. It helps prevent contamination and evaporation of the contents inside. Stopper materials can vary from rubber to plastic depending on the application.

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1y ago

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A slender clear glass vessel used in laboratories for experiments two words?

A thermometer


What is a device with two long arms hinged together used in the lab to hold a test tube or flask to avoid injury?

A test tube holder or flask tongs are commonly used in laboratories to safely hold test tubes or flasks during experiments. They have two long arms hinged together, providing a secure grip and keeping the user at a safe distance from chemicals or heat.


What laboratory apparatuses are used to perform chemical test on substances?

Some common laboratory apparatuses used to perform chemical tests on substances include test tubes, beakers, flasks, pipettes, and graduated cylinders. Other specialized apparatuses such as burettes, spectrophotometers, and centrifuges may also be used depending on the specific test being conducted.


What is a testube rack and how is it used?

A test tube rack is a piece of laboratory equipment used to hold and organize test tubes. It typically has openings where test tubes can be inserted securely in an upright position. Test tube racks are used to store, transport, or organize test tubes during experiments and laboratory work.


What is a test tube brush?

According to the American Heritage Dictionary of the English Language, a test tube is a "clear, cylindrical glass tube usually open at one end and rounded at the other, used in laboratory experimentation."A test tube can be used to store chemicals that are dangerous to skin,or be connected to other lab equipment for experiments. In this case, it is usually to collect a useful product.

Related Questions

What do you use for holding a flask a beaker or a test tube on a ring stand?

The flask and the beaker are held up by a ring support with a wire gauze. The test tube is held with a Burette clamp. Sometimes a triangle can be used for all three but it has to be small enough to hold the test tube and large enough so the others will not to tip over.


What is the Device with two arms hinged together used in The lab to hold a test tube or flask to avoid injury?

Tongs


A slender clear glass vessel used in laboratories for experiments two words?

A thermometer


What is a device with two long arms hinged together used in the lab to hold a test tube or flask to avoid injury?

A test tube holder or flask tongs are commonly used in laboratories to safely hold test tubes or flasks during experiments. They have two long arms hinged together, providing a secure grip and keeping the user at a safe distance from chemicals or heat.


What is the test tube in science used for?

Test tubes are used to hold or store small amounts of chemicals or material dangerous to touch. If a scientist were to want to mix materials together, they would use a flask.


What laboratory apparatuses are used to perform chemical test on substances?

Some common laboratory apparatuses used to perform chemical tests on substances include test tubes, beakers, flasks, pipettes, and graduated cylinders. Other specialized apparatuses such as burettes, spectrophotometers, and centrifuges may also be used depending on the specific test being conducted.


What is a test tube clamp used for?

Clamping a test tube


What is test tube stand used for?

to hold the test tube


What is used to grip test tube?

Test tube holder


How is a test tube brush used in a laboratory?

Test Tube brushes are used to easily clean the test tubes .


What is the used of test tube holder?

use to hold test tube..


What is used for holding a test tube in place when the tube is hot or should not be touched?

A test tube holder, also known as test tube clamp or test tube rack, is used to hold a test tube in place when the tube is hot or should not be touched. It allows safe handling of test tubes during heating or when conducting chemical reactions.