It is a rack made of wood or metal used to keep test tupes organized and steady.
To hold test tubes when collecting powders or observing it :)
A staining rack is a laboratory tool used to hold and organize slides during the staining process. It typically has grooves or slots where slides can be securely placed to prevent them from moving or touching each other while applying different staining solutions. Staining racks help in efficient and uniform staining of multiple slides at once.
A round science tube is commonly referred to as a test tube. It is a cylindrical glass or plastic vessel used for holding, mixing, or heating small quantities of liquid during an experiment or as a container for chemical reactions.
The mirror rack in a microscope is used to adjust the angle and position of the mirror, which directs light onto the specimen. Proper adjustment of the mirror ensures that the specimen is evenly illuminated for optimal viewing.
A dish towel or dish drying rack is commonly used for drying dishes.
The testube holds liquids and other scientific substances. It can be held between two metal prongs known as a testube holder. Often, a testube holder raises the testube over a bunsen burner (an open flame).
to clean the testube
test tube rock
it is a testube holder
The rack is used to hang laundry indoors. The pulley system is used to lift the rack to a higher elevation in the room where usually the warmer air is located.
... is to hold testtubes in upright position.
A drying rack is a wooden rack with different levels of woooden or metal rods spaced at different heights. It is commonly used for drying clothes and can also be used for pasta drying or displaying crafts.
cooling rack is used for cooling your baked product after you take it out of the oven such as bread, cake, cookies etc.
A truck rack can be purchased from Amazon, US Rack, Real Truck, and Rack Warehouse. A truck rack has many purposes and can be used for securing bikes and ladders as well as other utilities to the vehicle.
I think the test tube rack is used to hold any amount of chemical or liquid during an experiment.
The utensil that used to cool baked products is a Wire rack.
A cooking rack is used to hold the food and control its closeness to the heat by positioning the rack. Racks are also used to place baked goods on to allow air to circulate underneath the food as it cools.