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What Is Test Tube?

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Beaker - a liquid-measuring container
clay triangle - a wire frame with porcelain used to support a crucible
wire gauze - used to spread heat of a burner flame
test tube - used as holder of small amount of solution
forceps - holds or pick up small objects
graduated cylinder - measures approximate volume of liquids
graduated pipette - measures solution volumes
condenser - used in distillation
crucible - used to heat a small amount of a solid substance at a very high temperature
funnel - used to transfer solids and liquids without spilling
thermometer - measures temperature
balance - measures mass of material
pH meter - measures acidity of solutions
centrifuge - separates materials of varying density
pipette - used to transfer measured substances into another vessel
droppers - for addition of liquids, drop by drop
glass funnels - for funneling liquids from one container to another, or for filtering when equipped with filter paper.
Graduated cylinders - for measurement of an amount of liquid. The volume of liquid can be estimated to the nearest 0.1 mL with practice.
Ring stand (with rings or clamps) - for holding pieces of glassware in place.
Test tubes - for holding small samples or for containing small-scale reactions
test-tube holders - for holding test tubes when tubes should not be touched
tongs - similar function to forceps, but are useful for larger items
volumetric flasks - to measure precise volumes of liquid or to make precise dilutions.
Wash bottles - for dispensing small quantities of distilled water.
Watch glasses - for holding small samples or for covering beakers or evaporating dishes.
Wire gauze on a ring - supports beakers to be heated by Bunsen burners

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