Is There A Better Way To Power Airplanes?

published 4 months ago by Neptune Studios

This video was made in partnership with Bill Gates. To learn more about his work on clean energy, visit It’s hard to replace jet fuel because the alternatives aren’t energetic enough, are too dangerous, or aren’t yet being made at scale. Thanks also to our Patreon patrons and our YouTube members. ___________________________________________ To learn more, start your googling with these keywords: Jet fuel - a liquid petroleum fuel with high specific energy and energy density, used in airplane jet engines, made of kerosene with a few additives Specific Energy - how much energy something contains per unit mass Energy Density - how much energy something contains per unit volume Synthetic jet fuel - a jet fuel replacement, typically aiming to have lower life cycle environmental impacts than jet fuel (AKA: sustainable aviation fuel (SAF), alternative jet fuel, renewable aviation fuel, renewable jet fuel, biojet fuel, sustainable alternative fuel) Kerosene - a petroleum product that is the main component of jet fuel (and old fashioned lanterns) ___________________________________________ If you liked this week’s video, you might also like: What you get from a barrel of oil - Real Engineering: Are Electric Planes Possible? - _________________________________________ Subscribe to MinuteEarth on YouTube: Support us on Patreon: And visit our website: Say hello on Facebook: And Twitter: And download our videos on itunes: ___________________________________________ Credits (and Twitter handles): Script Writer and Narrator: Alex Reich (@alexhreich) Video Illustrators: Ever Salazar and Sarah Berman Video Director: Ever Salazar (@eversalazar) With Contributions From: Henry Reich, Kate Yoshida, Peter Reich, David Goldenberg, Julián Gómez, Arcadi Garcia Rius Music by: Nathaniel Schroeder: ___________________________________________ References: ATAG. Nov 2017. Beginner’s Guide to Sustainable Aviation Fuel, Edition 3. Accessed Jan 2020. ATAG. “Producing sustainable aviation fuel” Accessed Jan 2020 Burton, Freya. Personal communication, Feb 2020 Caldeira, K. Personal communication, Feb 2020 Cey, E., et al. 2019. Energy Education. “Oil formation.” Accessed Jan 2020 Chuck, C. (Ed.). 2016. Biofuels for aviation: feedstocks, technology and implementation. Academic Press Goldmann, A., et al. 2018. A study on electrofuels in aviation. Energies, 11(2), 392. Hileman, J. I., & Stratton, R. W. 2014. Alternative jet fuel feasibility. Transport Policy, 34, 52-62. IATA. May 2019. “Sustainable Aviation Fuels Fact sheet.” Accessed Jan 2020 IATA. December 2019. "Fuel Fact Sheet." Accessed March 2020 Le Feuvre, P. 18 March 2019. Are aviation biofuels ready for take off? Lehtveer, M., Brynolf, S., & Grahn, M. 2019. What Future for Electrofuels in Transport? Analysis of Cost Competitiveness in Global Climate Mitigation. Environmental science & technology, 53(3), 1690-1697. McKinsey. Energy Resources. Accessed December 2019. Monroe Aerospace. 29 April 2019. Why Airplanes Use Kerosene Rather Than Plain Gasoline for Fuel. Searle, S. 15 Nov 2018. Decarbonizing aviation through low-carbon fuels will be beyond difficult. Shaw, R.J. 12 June 2014. "How does a jet engine work?" Accessed Jan 2020 Sindreu, J. 10 Jan 2020. The Promise of Sustainable Aviation Fuel Isn’t for Today. Wikipedia. "Nuclear Powered Aircraft” Accessed Jan 2020. Thanks also to Steve Thorne and Erik Pieh. References for calculations

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