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Recent Examples of propellantsPressurized helium is routinely used in rockets to push propellants to engines and to help clean and dry tanks and propellant lines when needed.—
William Harwood,
CBS News,
19 Mar. 2026
Refinery disruptions in Russia and the Middle East, along with reduced fuel exports from China, have constrained global supplies of distillate fuels and put upward pressure on prices — which some analysts expect to remain elevated through 2027.
—
Sarah Agostino,
CNBC,
7 Oct. 2026
Future fuels built in The ships will also feature an LNG- and ammonia-ready design.