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Capillary Tube

Definition:

A capillary tube refers to a very thin and narrow tube with a small internal diameter that is commonly used in various scientific and technical applications, particularly in fluid dynamics and laboratory experiments.

Senses and Usages:

1. Medical Sense:

In the medical field, a capillary tube is utilized for a procedure called capillary blood sampling, a common method to collect small quantities of blood for diagnostic testing.

Sample Sentence: The nurse used a capillary tube to collect a sample of blood for the laboratory test.

2. Fluid Dynamics Sense:

Capillary tubes play a vital role in fluid dynamics, serving as channels for the movement of fluids by capillary action.

Sample Sentence: The liquid rose through the narrow capillary tube due to capillary action.

3. Laboratory Equipment Sense:

In laboratory experiments, capillary tubes are used for precise measurements, sample transport, or specific reactions.

Sample Sentence: The chemist carefully inserted the solution into the capillary tube for analysis.

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