Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Liquid nitrogen: how to make it last

J R Walsh1

  • 1Newcrest Mining Group, Ora Banda, WA.

The Medical Journal of Australia
|December 4, 1995
PubMed
Summary
This summary is machine-generated.

Glass vacuum flasks offer superior insulation compared to stainless steel. A glass-lined flask kept liquid nitrogen significantly colder than a steel-lined one over eight hours.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Evaluation of Raw Milk Quality Tests.

Journal of food protection·2019
Same author

Dysfunction of the mitotic:meiotic switch as a potential cause of neoplastic conversion of primordial germ cells.

International journal of andrology·2006
Same author

Dicoumarol toxicity in cattle associated with ingestion of silage containing sweet vernal grass (Anthoxanthum odoratum).

Australian veterinary journal·2002
Same author

Algae permeability to Me(2)SO from -3 to 23 degrees C.

Cryobiology·2001
Same author

Measurement of cell volume loss in the liquid region preceding an advancing phase change interface.

Annals of the New York Academy of Sciences·1999
Same author

Drug-induced mania in the elderly.

Drugs & aging·1993
Same journal

Still Treating Yesterday's Risk? Reconsidering Antiviral Use for Mild-to-Moderate COVID-19 Cases in a Broadly Immune Population.

The Medical journal of Australia·2026
Same journal

Striving for Racial Equity in Oral Cancer Research: A Case Study.

The Medical journal of Australia·2026
Same journal

Progressing Cross-Sector Collaboration for People With Eating Disorders and Higher Weight: Priority Actions From an Expert Roundtable Using a Modified Nominal Group Technique.

The Medical journal of Australia·2026
Same journal

Self-Poisoning With Prazosin and Its Off-Label Use in Australia, 2014-2024: Analysis of NSW Poisons Information Centre Data.

The Medical journal of Australia·2026
Same journal

Drivers of Vaccine Uptake for Aboriginal and Torres Strait Islander Children to Inform Tailored Strategies: A Qualitative Study Exploring Health Service Provider Perspective.

The Medical journal of Australia·2026
Same journal

Four Urgent Actions for the Rights to Culturally Safe Breastfeeding for Aboriginal and Torres Strait Islander Mothers and Babies to Breastfeed in Neonatal Intensive Care Environments.

The Medical journal of Australia·2026
See all related articles

Area of Science:

  • Thermodynamics
  • Materials Science

Background:

  • Vacuum flasks are essential for maintaining thermal insulation.
  • Different envelope materials may impact heat transfer rates.

Purpose of the Study:

  • To compare heat flow into vacuum flasks with glass versus stainless steel envelopes.
  • To determine the insulating efficiency of different vacuum flask materials.

Main Methods:

  • A prospective, non-randomized comparison was conducted with two vacuum flasks.
  • The primary outcome measure was the change in liquid nitrogen content over time.

Main Results:

  • The stainless steel flask lost approximately 800 g of liquid nitrogen within eight hours.
  • The glass-lined flask lost only about 100 g of liquid nitrogen in the same period.

Related Experiment Videos

  • The heat leakage rate for the stainless steel flask was approximately eight times higher than the glass flask.

    • Conclusions:

    • Glass-lined vacuum flasks provide superior thermal insulation compared to stainless steel flasks.
    • Glass vacuum flasks are more effective for preserving cold temperatures, such as for liquid nitrogen.
    • The findings suggest glass vacuum flasks are also better for keeping hot beverages warm.