Dewar Flask (Noun)
Meaning
Vacuum flask that holds liquid air or helium for scientific experiments.
Classification
Nouns denoting man-made objects.
Examples
- The laboratory used a dewar flask to store liquid nitrogen for their cryogenic experiments.
- A dewar flask was required to transport the liquid helium safely to the research facility.
- The dewar flask's vacuum insulation allowed the liquid air to remain at extremely low temperatures for several hours.
- The scientists carefully poured the liquid helium into the dewar flask to begin their experiment.
- The dewar flask's durability and thermal insulation made it an ideal choice for storing and transporting cryogenic liquids.